Home / 897,901.20-1,346,916.60-542,149.20

Finding the Fourth Proportional to 897,901.20, 1,346,916.60 and 542,149.20

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Solution

The fourth proportional to 897,901.20, 1,346,916.60 and 542,149.20 is: 813,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,901.20 : 1,346,916.60 = 542,149.20 : x
  2. Step 2: Convert to fraction form
    897,901.20/1,346,916.60 = 542,149.20/x
  3. Step 3: Cross multiply
    897,901.20x = 1,346,916.60 × 542,149.20
  4. Step 4: Simplify right side
    897,901.20x = 730,229,757,156.72
  5. Step 5: Solve for x
    x = 730,229,757,156.72/897,901.20
  6. Step 6: Final answer
    x = 813,262.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.