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Finding the Fourth Proportional to 695,957.25, 960,891.72 and 434,711.90

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Solution

The fourth proportional to 695,957.25, 960,891.72 and 434,711.90 is: 600,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,957.25 : 960,891.72 = 434,711.90 : x
  2. Step 2: Convert to fraction form
    695,957.25/960,891.72 = 434,711.90/x
  3. Step 3: Cross multiply
    695,957.25x = 960,891.72 × 434,711.90
  4. Step 4: Simplify right side
    695,957.25x = 417,711,065,295.47
  5. Step 5: Solve for x
    x = 417,711,065,295.47/695,957.25
  6. Step 6: Final answer
    x = 600,196.44

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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.