Home / 754,441.30-1,041,136.35-410,284.62

Finding the Fourth Proportional to 754,441.30, 1,041,136.35 and 410,284.62

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Solution

The fourth proportional to 754,441.30, 1,041,136.35 and 410,284.62 is: 566,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,441.30 : 1,041,136.35 = 410,284.62 : x
  2. Step 2: Convert to fraction form
    754,441.30/1,041,136.35 = 410,284.62/x
  3. Step 3: Cross multiply
    754,441.30x = 1,041,136.35 × 410,284.62
  4. Step 4: Simplify right side
    754,441.30x = 427,162,231,727.94
  5. Step 5: Solve for x
    x = 427,162,231,727.94/754,441.30
  6. Step 6: Final answer
    x = 566,196.78

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Double scale
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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.