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Finding the Fourth Proportional to 593,534.74, 891,191.49 and 513,818.59

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Solution

The fourth proportional to 593,534.74, 891,191.49 and 513,818.59 is: 771,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,534.74 : 891,191.49 = 513,818.59 : x
  2. Step 2: Convert to fraction form
    593,534.74/891,191.49 = 513,818.59/x
  3. Step 3: Cross multiply
    593,534.74x = 891,191.49 × 513,818.59
  4. Step 4: Simplify right side
    593,534.74x = 457,910,754,811.80
  5. Step 5: Solve for x
    x = 457,910,754,811.80/593,534.74
  6. Step 6: Final answer
    x = 771,497.81

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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.