Home / 767,532.60-1,151,298.90-711,545.40

Finding the Fourth Proportional to 767,532.60, 1,151,298.90 and 711,545.40

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Solution

The fourth proportional to 767,532.60, 1,151,298.90 and 711,545.40 is: 1,067,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,532.60 : 1,151,298.90 = 711,545.40 : x
  2. Step 2: Convert to fraction form
    767,532.60/1,151,298.90 = 711,545.40/x
  3. Step 3: Cross multiply
    767,532.60x = 1,151,298.90 × 711,545.40
  4. Step 4: Simplify right side
    767,532.60x = 819,201,436,320.06
  5. Step 5: Solve for x
    x = 819,201,436,320.06/767,532.60
  6. Step 6: Final answer
    x = 1,067,318.10

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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.