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Finding the Fourth Proportional to 445,050.10, 614,521.13 and 411,044.98

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Solution

The fourth proportional to 445,050.10, 614,521.13 and 411,044.98 is: 567,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,050.10 : 614,521.13 = 411,044.98 : x
  2. Step 2: Convert to fraction form
    445,050.10/614,521.13 = 411,044.98/x
  3. Step 3: Cross multiply
    445,050.10x = 614,521.13 × 411,044.98
  4. Step 4: Simplify right side
    445,050.10x = 252,595,825,590.43
  5. Step 5: Solve for x
    x = 252,595,825,590.43/445,050.10
  6. Step 6: Final answer
    x = 567,567.18

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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.