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Finding the Fourth Proportional to 676,717.74, 934,881.48 and 444,693.24

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Solution

The fourth proportional to 676,717.74, 934,881.48 and 444,693.24 is: 614,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,717.74 : 934,881.48 = 444,693.24 : x
  2. Step 2: Convert to fraction form
    676,717.74/934,881.48 = 444,693.24/x
  3. Step 3: Cross multiply
    676,717.74x = 934,881.48 × 444,693.24
  4. Step 4: Simplify right side
    676,717.74x = 415,735,474,357.20
  5. Step 5: Solve for x
    x = 415,735,474,357.20/676,717.74
  6. Step 6: Final answer
    x = 614,341.03

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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.