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Finding the Fourth Proportional to 602,941.20, 903,634.20 and 462,001.20

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Solution

The fourth proportional to 602,941.20, 903,634.20 and 462,001.20 is: 692,405.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,941.20 : 903,634.20 = 462,001.20 : x
  2. Step 2: Convert to fraction form
    602,941.20/903,634.20 = 462,001.20/x
  3. Step 3: Cross multiply
    602,941.20x = 903,634.20 × 462,001.20
  4. Step 4: Simplify right side
    602,941.20x = 417,480,084,761.04
  5. Step 5: Solve for x
    x = 417,480,084,761.04/602,941.20
  6. Step 6: Final answer
    x = 692,405.97

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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.