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Finding the Fourth Proportional to 506,301.60, 759,452.40 and 488,586.90

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Solution

The fourth proportional to 506,301.60, 759,452.40 and 488,586.90 is: 732,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,301.60 : 759,452.40 = 488,586.90 : x
  2. Step 2: Convert to fraction form
    506,301.60/759,452.40 = 488,586.90/x
  3. Step 3: Cross multiply
    506,301.60x = 759,452.40 × 488,586.90
  4. Step 4: Simplify right side
    506,301.60x = 371,058,493,813.56
  5. Step 5: Solve for x
    x = 371,058,493,813.56/506,301.60
  6. Step 6: Final answer
    x = 732,880.35

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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.