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Finding the Fourth Proportional to 649,700.64, 896,606.64 and 363,232.80

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Solution

The fourth proportional to 649,700.64, 896,606.64 and 363,232.80 is: 501,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,700.64 : 896,606.64 = 363,232.80 : x
  2. Step 2: Convert to fraction form
    649,700.64/896,606.64 = 363,232.80/x
  3. Step 3: Cross multiply
    649,700.64x = 896,606.64 × 363,232.80
  4. Step 4: Simplify right side
    649,700.64x = 325,676,940,345.79
  5. Step 5: Solve for x
    x = 325,676,940,345.79/649,700.64
  6. Step 6: Final answer
    x = 501,272.31

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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.