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Finding the Fourth Proportional to 650,190.77, 897,298.13 and 363,693.77

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Solution

The fourth proportional to 650,190.77, 897,298.13 and 363,693.77 is: 501,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,190.77 : 897,298.13 = 363,693.77 : x
  2. Step 2: Convert to fraction form
    650,190.77/897,298.13 = 363,693.77/x
  3. Step 3: Cross multiply
    650,190.77x = 897,298.13 × 363,693.77
  4. Step 4: Simplify right side
    650,190.77x = 326,341,737,895.18
  5. Step 5: Solve for x
    x = 326,341,737,895.18/650,190.77
  6. Step 6: Final answer
    x = 501,916.90

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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.