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Finding the Fourth Proportional to 719,685.84, 993,250.68 and 598,613.52

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Solution

The fourth proportional to 719,685.84, 993,250.68 and 598,613.52 is: 826,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,685.84 : 993,250.68 = 598,613.52 : x
  2. Step 2: Convert to fraction form
    719,685.84/993,250.68 = 598,613.52/x
  3. Step 3: Cross multiply
    719,685.84x = 993,250.68 × 598,613.52
  4. Step 4: Simplify right side
    719,685.84x = 594,573,285,797.19
  5. Step 5: Solve for x
    x = 594,573,285,797.19/719,685.84
  6. Step 6: Final answer
    x = 826,156.71

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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.