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Finding the Fourth Proportional to 695,903.64, 960,809.64 and 534,470.28

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Solution

The fourth proportional to 695,903.64, 960,809.64 and 534,470.28 is: 737,924.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,903.64 : 960,809.64 = 534,470.28 : x
  2. Step 2: Convert to fraction form
    695,903.64/960,809.64 = 534,470.28/x
  3. Step 3: Cross multiply
    695,903.64x = 960,809.64 × 534,470.28
  4. Step 4: Simplify right side
    695,903.64x = 513,524,197,317.50
  5. Step 5: Solve for x
    x = 513,524,197,317.50/695,903.64
  6. Step 6: Final answer
    x = 737,924.29

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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.