Home / 623,724.60-935,586.90-584,358.60

Finding the Fourth Proportional to 623,724.60, 935,586.90 and 584,358.60

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Solution

The fourth proportional to 623,724.60, 935,586.90 and 584,358.60 is: 876,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,724.60 : 935,586.90 = 584,358.60 : x
  2. Step 2: Convert to fraction form
    623,724.60/935,586.90 = 584,358.60/x
  3. Step 3: Cross multiply
    623,724.60x = 935,586.90 × 584,358.60
  4. Step 4: Simplify right side
    623,724.60x = 546,718,251,062.34
  5. Step 5: Solve for x
    x = 546,718,251,062.34/623,724.60
  6. Step 6: Final answer
    x = 876,537.90

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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.