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Finding the Fourth Proportional to 362,562.91, 500,349.88 and 209,649.08

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Solution

The fourth proportional to 362,562.91, 500,349.88 and 209,649.08 is: 289,323.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,562.91 : 500,349.88 = 209,649.08 : x
  2. Step 2: Convert to fraction form
    362,562.91/500,349.88 = 209,649.08/x
  3. Step 3: Cross multiply
    362,562.91x = 500,349.88 × 209,649.08
  4. Step 4: Simplify right side
    362,562.91x = 104,897,892,020.11
  5. Step 5: Solve for x
    x = 104,897,892,020.11/362,562.91
  6. Step 6: Final answer
    x = 289,323.29

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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.