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Finding the Fourth Proportional to 567,545.77, 783,181.78 and 325,812.52

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Solution

The fourth proportional to 567,545.77, 783,181.78 and 325,812.52 is: 449,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,545.77 : 783,181.78 = 325,812.52 : x
  2. Step 2: Convert to fraction form
    567,545.77/783,181.78 = 325,812.52/x
  3. Step 3: Cross multiply
    567,545.77x = 783,181.78 × 325,812.52
  4. Step 4: Simplify right side
    567,545.77x = 255,170,429,359.89
  5. Step 5: Solve for x
    x = 255,170,429,359.89/567,545.77
  6. Step 6: Final answer
    x = 449,603.26

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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.