Home / 969,136.04-1,454,001.78-496,153.40

Finding the Fourth Proportional to 969,136.04, 1,454,001.78 and 496,153.40

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Solution

The fourth proportional to 969,136.04, 1,454,001.78 and 496,153.40 is: 744,382.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,136.04 : 1,454,001.78 = 496,153.40 : x
  2. Step 2: Convert to fraction form
    969,136.04/1,454,001.78 = 496,153.40/x
  3. Step 3: Cross multiply
    969,136.04x = 1,454,001.78 × 496,153.40
  4. Step 4: Simplify right side
    969,136.04x = 721,407,926,753.05
  5. Step 5: Solve for x
    x = 721,407,926,753.05/969,136.04
  6. Step 6: Final answer
    x = 744,382.52

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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.