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Finding the Fourth Proportional to 750,702.52, 1,035,959.52 and 411,171.04

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Solution

The fourth proportional to 750,702.52, 1,035,959.52 and 411,171.04 is: 567,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,702.52 : 1,035,959.52 = 411,171.04 : x
  2. Step 2: Convert to fraction form
    750,702.52/1,035,959.52 = 411,171.04/x
  3. Step 3: Cross multiply
    750,702.52x = 1,035,959.52 × 411,171.04
  4. Step 4: Simplify right side
    750,702.52x = 425,956,553,236.30
  5. Step 5: Solve for x
    x = 425,956,553,236.30/750,702.52
  6. Step 6: Final answer
    x = 567,410.58

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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.