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Finding the Fourth Proportional to 649,630.60, 896,473.77 and 363,177.34

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Solution

The fourth proportional to 649,630.60, 896,473.77 and 363,177.34 is: 501,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,630.60 : 896,473.77 = 363,177.34 : x
  2. Step 2: Convert to fraction form
    649,630.60/896,473.77 = 363,177.34/x
  3. Step 3: Cross multiply
    649,630.60x = 896,473.77 × 363,177.34
  4. Step 4: Simplify right side
    649,630.60x = 325,578,959,168.37
  5. Step 5: Solve for x
    x = 325,578,959,168.37/649,630.60
  6. Step 6: Final answer
    x = 501,175.53

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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.