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Finding the Fourth Proportional to 534,560.16, 737,693.01 and 319,700.24

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Solution

The fourth proportional to 534,560.16, 737,693.01 and 319,700.24 is: 441,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,560.16 : 737,693.01 = 319,700.24 : x
  2. Step 2: Convert to fraction form
    534,560.16/737,693.01 = 319,700.24/x
  3. Step 3: Cross multiply
    534,560.16x = 737,693.01 × 319,700.24
  4. Step 4: Simplify right side
    534,560.16x = 235,840,628,654.86
  5. Step 5: Solve for x
    x = 235,840,628,654.86/534,560.16
  6. Step 6: Final answer
    x = 441,186.32

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1.5x scale

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.