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Finding the Fourth Proportional to 684,489.96, 944,598.24 and 382,683.96

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Solution

The fourth proportional to 684,489.96, 944,598.24 and 382,683.96 is: 528,105.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,489.96 : 944,598.24 = 382,683.96 : x
  2. Step 2: Convert to fraction form
    684,489.96/944,598.24 = 382,683.96/x
  3. Step 3: Cross multiply
    684,489.96x = 944,598.24 × 382,683.96
  4. Step 4: Simplify right side
    684,489.96x = 361,482,595,092.23
  5. Step 5: Solve for x
    x = 361,482,595,092.23/684,489.96
  6. Step 6: Final answer
    x = 528,105.04

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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.