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Finding the Fourth Proportional to 498,301.60, 747,452.40 and 470,745.40

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Solution

The fourth proportional to 498,301.60, 747,452.40 and 470,745.40 is: 706,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,301.60 : 747,452.40 = 470,745.40 : x
  2. Step 2: Convert to fraction form
    498,301.60/747,452.40 = 470,745.40/x
  3. Step 3: Cross multiply
    498,301.60x = 747,452.40 × 470,745.40
  4. Step 4: Simplify right side
    498,301.60x = 351,859,779,018.96
  5. Step 5: Solve for x
    x = 351,859,779,018.96/498,301.60
  6. Step 6: Final answer
    x = 706,118.10

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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.