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Finding the Fourth Proportional to 673,101.44, 929,222.78 and 519,795.44

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Solution

The fourth proportional to 673,101.44, 929,222.78 and 519,795.44 is: 717,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,101.44 : 929,222.78 = 519,795.44 : x
  2. Step 2: Convert to fraction form
    673,101.44/929,222.78 = 519,795.44/x
  3. Step 3: Cross multiply
    673,101.44x = 929,222.78 × 519,795.44
  4. Step 4: Simplify right side
    673,101.44x = 483,005,756,543.03
  5. Step 5: Solve for x
    x = 483,005,756,543.03/673,101.44
  6. Step 6: Final answer
    x = 717,582.42

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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.