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Finding the Fourth Proportional to 592,606.72, 817,816.80 and 324,334.72

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Solution

The fourth proportional to 592,606.72, 817,816.80 and 324,334.72 is: 447,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,606.72 : 817,816.80 = 324,334.72 : x
  2. Step 2: Convert to fraction form
    592,606.72/817,816.80 = 324,334.72/x
  3. Step 3: Cross multiply
    592,606.72x = 817,816.80 × 324,334.72
  4. Step 4: Simplify right side
    592,606.72x = 265,246,382,839.30
  5. Step 5: Solve for x
    x = 265,246,382,839.30/592,606.72
  6. Step 6: Final answer
    x = 447,592.60

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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.