Home / 732,127.17-1,010,346.24-421,858.70

Finding the Fourth Proportional to 732,127.17, 1,010,346.24 and 421,858.70

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Solution

The fourth proportional to 732,127.17, 1,010,346.24 and 421,858.70 is: 582,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,127.17 : 1,010,346.24 = 421,858.70 : x
  2. Step 2: Convert to fraction form
    732,127.17/1,010,346.24 = 421,858.70/x
  3. Step 3: Cross multiply
    732,127.17x = 1,010,346.24 × 421,858.70
  4. Step 4: Simplify right side
    732,127.17x = 426,223,346,304.56
  5. Step 5: Solve for x
    x = 426,223,346,304.56/732,127.17
  6. Step 6: Final answer
    x = 582,171.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.