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Finding the Fourth Proportional to 555,545.44, 833,421.84 and 181,830.88

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Solution

The fourth proportional to 555,545.44, 833,421.84 and 181,830.88 is: 272,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,545.44 : 833,421.84 = 181,830.88 : x
  2. Step 2: Convert to fraction form
    555,545.44/833,421.84 = 181,830.88/x
  3. Step 3: Cross multiply
    555,545.44x = 833,421.84 × 181,830.88
  4. Step 4: Simplify right side
    555,545.44x = 151,541,826,578.42
  5. Step 5: Solve for x
    x = 151,541,826,578.42/555,545.44
  6. Step 6: Final answer
    x = 272,780.25

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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.