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Finding the Fourth Proportional to 577,727.64, 866,589.03 and 157,002.30

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Solution

The fourth proportional to 577,727.64, 866,589.03 and 157,002.30 is: 235,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,727.64 : 866,589.03 = 157,002.30 : x
  2. Step 2: Convert to fraction form
    577,727.64/866,589.03 = 157,002.30/x
  3. Step 3: Cross multiply
    577,727.64x = 866,589.03 × 157,002.30
  4. Step 4: Simplify right side
    577,727.64x = 136,056,470,864.77
  5. Step 5: Solve for x
    x = 136,056,470,864.77/577,727.64
  6. Step 6: Final answer
    x = 235,502.79

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1.5x scale

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.