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Finding the Fourth Proportional to 703,601.30, 971,074.01 and 445,502.24

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Solution

The fourth proportional to 703,601.30, 971,074.01 and 445,502.24 is: 614,859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,601.30 : 971,074.01 = 445,502.24 : x
  2. Step 2: Convert to fraction form
    703,601.30/971,074.01 = 445,502.24/x
  3. Step 3: Cross multiply
    703,601.30x = 971,074.01 × 445,502.24
  4. Step 4: Simplify right side
    703,601.30x = 432,615,646,560.70
  5. Step 5: Solve for x
    x = 432,615,646,560.70/703,601.30
  6. Step 6: Final answer
    x = 614,859.08

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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.