Home / 692,360.20-1,039,004.70-243,080.20

Finding the Fourth Proportional to 692,360.20, 1,039,004.70 and 243,080.20

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Solution

The fourth proportional to 692,360.20, 1,039,004.70 and 243,080.20 is: 364,783.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,360.20 : 1,039,004.70 = 243,080.20 : x
  2. Step 2: Convert to fraction form
    692,360.20/1,039,004.70 = 243,080.20/x
  3. Step 3: Cross multiply
    692,360.20x = 1,039,004.70 × 243,080.20
  4. Step 4: Simplify right side
    692,360.20x = 252,561,470,276.94
  5. Step 5: Solve for x
    x = 252,561,470,276.94/692,360.20
  6. Step 6: Final answer
    x = 364,783.35

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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.