Home / 672,543.52-1,007,693.94-552,969.28

Finding the Fourth Proportional to 672,543.52, 1,007,693.94 and 552,969.28

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Solution

The fourth proportional to 672,543.52, 1,007,693.94 and 552,969.28 is: 828,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,543.52 : 1,007,693.94 = 552,969.28 : x
  2. Step 2: Convert to fraction form
    672,543.52/1,007,693.94 = 552,969.28/x
  3. Step 3: Cross multiply
    672,543.52x = 1,007,693.94 × 552,969.28
  4. Step 4: Simplify right side
    672,543.52x = 557,223,792,462.16
  5. Step 5: Solve for x
    x = 557,223,792,462.16/672,543.52
  6. Step 6: Final answer
    x = 828,531.95

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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.