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Finding the Fourth Proportional to 597,498.80, 896,248.20 and 154,266.80

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Solution

The fourth proportional to 597,498.80, 896,248.20 and 154,266.80 is: 231,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,498.80 : 896,248.20 = 154,266.80 : x
  2. Step 2: Convert to fraction form
    597,498.80/896,248.20 = 154,266.80/x
  3. Step 3: Cross multiply
    597,498.80x = 896,248.20 × 154,266.80
  4. Step 4: Simplify right side
    597,498.80x = 138,261,341,819.76
  5. Step 5: Solve for x
    x = 138,261,341,819.76/597,498.80
  6. Step 6: Final answer
    x = 231,400.20

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Double scale
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Similar ratio
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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.