Home / 634,080.20-875,010.33-347,594.13

Finding the Fourth Proportional to 634,080.20, 875,010.33 and 347,594.13

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Solution

The fourth proportional to 634,080.20, 875,010.33 and 347,594.13 is: 479,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,080.20 : 875,010.33 = 347,594.13 : x
  2. Step 2: Convert to fraction form
    634,080.20/875,010.33 = 347,594.13/x
  3. Step 3: Cross multiply
    634,080.20x = 875,010.33 × 347,594.13
  4. Step 4: Simplify right side
    634,080.20x = 304,148,454,397.36
  5. Step 5: Solve for x
    x = 304,148,454,397.36/634,080.20
  6. Step 6: Final answer
    x = 479,668.75

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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.