Home / 588,918.40-883,377.60-402,294.40

Finding the Fourth Proportional to 588,918.40, 883,377.60 and 402,294.40

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Solution

The fourth proportional to 588,918.40, 883,377.60 and 402,294.40 is: 603,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,918.40 : 883,377.60 = 402,294.40 : x
  2. Step 2: Convert to fraction form
    588,918.40/883,377.60 = 402,294.40/x
  3. Step 3: Cross multiply
    588,918.40x = 883,377.60 × 402,294.40
  4. Step 4: Simplify right side
    588,918.40x = 355,377,861,565.44
  5. Step 5: Solve for x
    x = 355,377,861,565.44/588,918.40
  6. Step 6: Final answer
    x = 603,441.60

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Half scale
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Double scale
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Similar ratio
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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.