Home / 949,327.98-1,310,074.20-519,635.33

Finding the Fourth Proportional to 949,327.98, 1,310,074.20 and 519,635.33

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Solution

The fourth proportional to 949,327.98, 1,310,074.20 and 519,635.33 is: 717,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,327.98 : 1,310,074.20 = 519,635.33 : x
  2. Step 2: Convert to fraction form
    949,327.98/1,310,074.20 = 519,635.33/x
  3. Step 3: Cross multiply
    949,327.98x = 1,310,074.20 × 519,635.33
  4. Step 4: Simplify right side
    949,327.98x = 680,760,841,217.58
  5. Step 5: Solve for x
    x = 680,760,841,217.58/949,327.98
  6. Step 6: Final answer
    x = 717,097.63

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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.