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Finding the Fourth Proportional to 577,594.58, 866,207.57 and 198,423.87

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Solution

The fourth proportional to 577,594.58, 866,207.57 and 198,423.87 is: 297,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,594.58 : 866,207.57 = 198,423.87 : x
  2. Step 2: Convert to fraction form
    577,594.58/866,207.57 = 198,423.87/x
  3. Step 3: Cross multiply
    577,594.58x = 866,207.57 × 198,423.87
  4. Step 4: Simplify right side
    577,594.58x = 171,876,257,270.58
  5. Step 5: Solve for x
    x = 171,876,257,270.58/577,594.58
  6. Step 6: Final answer
    x = 297,572.49

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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.