Home / 651,646.20-977,469.30-593,909.40

Finding the Fourth Proportional to 651,646.20, 977,469.30 and 593,909.40

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Solution

The fourth proportional to 651,646.20, 977,469.30 and 593,909.40 is: 890,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,646.20 : 977,469.30 = 593,909.40 : x
  2. Step 2: Convert to fraction form
    651,646.20/977,469.30 = 593,909.40/x
  3. Step 3: Cross multiply
    651,646.20x = 977,469.30 × 593,909.40
  4. Step 4: Simplify right side
    651,646.20x = 580,528,205,481.42
  5. Step 5: Solve for x
    x = 580,528,205,481.42/651,646.20
  6. Step 6: Final answer
    x = 890,864.10

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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.