Home / 731,159.73-1,008,981.54-404,464.23

Finding the Fourth Proportional to 731,159.73, 1,008,981.54 and 404,464.23

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Solution

The fourth proportional to 731,159.73, 1,008,981.54 and 404,464.23 is: 558,150.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,159.73 : 1,008,981.54 = 404,464.23 : x
  2. Step 2: Convert to fraction form
    731,159.73/1,008,981.54 = 404,464.23/x
  3. Step 3: Cross multiply
    731,159.73x = 1,008,981.54 × 404,464.23
  4. Step 4: Simplify right side
    731,159.73x = 408,096,941,660.31
  5. Step 5: Solve for x
    x = 408,096,941,660.31/731,159.73
  6. Step 6: Final answer
    x = 558,150.19

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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.