Home / 1,002,009.43-1,503,001.34-243,852.20

Finding the Fourth Proportional to 1,002,009.43, 1,503,001.34 and 243,852.20

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Solution

The fourth proportional to 1,002,009.43, 1,503,001.34 and 243,852.20 is: 365,775.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,009.43 : 1,503,001.34 = 243,852.20 : x
  2. Step 2: Convert to fraction form
    1,002,009.43/1,503,001.34 = 243,852.20/x
  3. Step 3: Cross multiply
    1,002,009.43x = 1,503,001.34 × 243,852.20
  4. Step 4: Simplify right side
    1,002,009.43x = 366,510,183,361.95
  5. Step 5: Solve for x
    x = 366,510,183,361.95/1,002,009.43
  6. Step 6: Final answer
    x = 365,775.18

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.