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Finding the Fourth Proportional to 588,746.40, 883,119.60 and 308,349.60

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Solution

The fourth proportional to 588,746.40, 883,119.60 and 308,349.60 is: 462,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,746.40 : 883,119.60 = 308,349.60 : x
  2. Step 2: Convert to fraction form
    588,746.40/883,119.60 = 308,349.60/x
  3. Step 3: Cross multiply
    588,746.40x = 883,119.60 × 308,349.60
  4. Step 4: Simplify right side
    588,746.40x = 272,309,575,412.16
  5. Step 5: Solve for x
    x = 272,309,575,412.16/588,746.40
  6. Step 6: Final answer
    x = 462,524.40

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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.