Home / 683,272.80-1,024,909.20-650,613.60

Finding the Fourth Proportional to 683,272.80, 1,024,909.20 and 650,613.60

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Solution

The fourth proportional to 683,272.80, 1,024,909.20 and 650,613.60 is: 975,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,272.80 : 1,024,909.20 = 650,613.60 : x
  2. Step 2: Convert to fraction form
    683,272.80/1,024,909.20 = 650,613.60/x
  3. Step 3: Cross multiply
    683,272.80x = 1,024,909.20 × 650,613.60
  4. Step 4: Simplify right side
    683,272.80x = 666,819,864,285.12
  5. Step 5: Solve for x
    x = 666,819,864,285.12/683,272.80
  6. Step 6: Final answer
    x = 975,920.40

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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.