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Finding the Fourth Proportional to 586,201.60, 879,302.40 and 460,230.40

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Solution

The fourth proportional to 586,201.60, 879,302.40 and 460,230.40 is: 690,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,201.60 : 879,302.40 = 460,230.40 : x
  2. Step 2: Convert to fraction form
    586,201.60/879,302.40 = 460,230.40/x
  3. Step 3: Cross multiply
    586,201.60x = 879,302.40 × 460,230.40
  4. Step 4: Simplify right side
    586,201.60x = 404,681,695,272.96
  5. Step 5: Solve for x
    x = 404,681,695,272.96/586,201.60
  6. Step 6: Final answer
    x = 690,345.60

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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.