Home / 627,444.52-865,999.16-372,746.50

Finding the Fourth Proportional to 627,444.52, 865,999.16 and 372,746.50

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Solution

The fourth proportional to 627,444.52, 865,999.16 and 372,746.50 is: 514,464.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,444.52 : 865,999.16 = 372,746.50 : x
  2. Step 2: Convert to fraction form
    627,444.52/865,999.16 = 372,746.50/x
  3. Step 3: Cross multiply
    627,444.52x = 865,999.16 × 372,746.50
  4. Step 4: Simplify right side
    627,444.52x = 322,798,154,029.21
  5. Step 5: Solve for x
    x = 322,798,154,029.21/627,444.52
  6. Step 6: Final answer
    x = 514,464.86

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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.