Home / 1,018,015.02-1,526,770.35-344,081.43

Finding the Fourth Proportional to 1,018,015.02, 1,526,770.35 and 344,081.43

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Solution

The fourth proportional to 1,018,015.02, 1,526,770.35 and 344,081.43 is: 516,036.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,015.02 : 1,526,770.35 = 344,081.43 : x
  2. Step 2: Convert to fraction form
    1,018,015.02/1,526,770.35 = 344,081.43/x
  3. Step 3: Cross multiply
    1,018,015.02x = 1,526,770.35 × 344,081.43
  4. Step 4: Simplify right side
    1,018,015.02x = 525,333,325,309.60
  5. Step 5: Solve for x
    x = 525,333,325,309.60/1,018,015.02
  6. Step 6: Final answer
    x = 516,036.91

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Double scale
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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.