Home / 822,159.52-1,134,613.20-477,993.76

Finding the Fourth Proportional to 822,159.52, 1,134,613.20 and 477,993.76

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Solution

The fourth proportional to 822,159.52, 1,134,613.20 and 477,993.76 is: 659,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,159.52 : 1,134,613.20 = 477,993.76 : x
  2. Step 2: Convert to fraction form
    822,159.52/1,134,613.20 = 477,993.76/x
  3. Step 3: Cross multiply
    822,159.52x = 1,134,613.20 × 477,993.76
  4. Step 4: Simplify right side
    822,159.52x = 542,338,029,613.63
  5. Step 5: Solve for x
    x = 542,338,029,613.63/822,159.52
  6. Step 6: Final answer
    x = 659,650.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.