Home / 947,069.74-1,306,984.96-517,377.54

Finding the Fourth Proportional to 947,069.74, 1,306,984.96 and 517,377.54

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Solution

The fourth proportional to 947,069.74, 1,306,984.96 and 517,377.54 is: 713,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,069.74 : 1,306,984.96 = 517,377.54 : x
  2. Step 2: Convert to fraction form
    947,069.74/1,306,984.96 = 517,377.54/x
  3. Step 3: Cross multiply
    947,069.74x = 1,306,984.96 × 517,377.54
  4. Step 4: Simplify right side
    947,069.74x = 676,204,663,421.80
  5. Step 5: Solve for x
    x = 676,204,663,421.80/947,069.74
  6. Step 6: Final answer
    x = 713,996.69

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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.