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Finding the Fourth Proportional to 841,182.72, 1,160,831.04 and 539,376

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Solution

The fourth proportional to 841,182.72, 1,160,831.04 and 539,376 is: 744,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,182.72 : 1,160,831.04 = 539,376 : x
  2. Step 2: Convert to fraction form
    841,182.72/1,160,831.04 = 539,376/x
  3. Step 3: Cross multiply
    841,182.72x = 1,160,831.04 × 539,376
  4. Step 4: Simplify right side
    841,182.72x = 626,124,403,031.04
  5. Step 5: Solve for x
    x = 626,124,403,031.04/841,182.72
  6. Step 6: Final answer
    x = 744,338.17

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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.