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Finding the Fourth Proportional to 587,545.44, 810,810.72 and 332,945.28

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Solution

The fourth proportional to 587,545.44, 810,810.72 and 332,945.28 is: 459,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,545.44 : 810,810.72 = 332,945.28 : x
  2. Step 2: Convert to fraction form
    587,545.44/810,810.72 = 332,945.28/x
  3. Step 3: Cross multiply
    587,545.44x = 810,810.72 × 332,945.28
  4. Step 4: Simplify right side
    587,545.44x = 269,955,602,197.40
  5. Step 5: Solve for x
    x = 269,955,602,197.40/587,545.44
  6. Step 6: Final answer
    x = 459,463.36

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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.