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Finding the Fourth Proportional to 583,589.64, 875,384.50 and 450,663.78

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Solution

The fourth proportional to 583,589.64, 875,384.50 and 450,663.78 is: 675,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,589.64 : 875,384.50 = 450,663.78 : x
  2. Step 2: Convert to fraction form
    583,589.64/875,384.50 = 450,663.78/x
  3. Step 3: Cross multiply
    583,589.64x = 875,384.50 × 450,663.78
  4. Step 4: Simplify right side
    583,589.64x = 394,504,087,723.41
  5. Step 5: Solve for x
    x = 394,504,087,723.41/583,589.64
  6. Step 6: Final answer
    x = 675,995.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.