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Finding the Fourth Proportional to 600,849.12, 829,158.96 and 328,909.92

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Solution

The fourth proportional to 600,849.12, 829,158.96 and 328,909.92 is: 453,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,849.12 : 829,158.96 = 328,909.92 : x
  2. Step 2: Convert to fraction form
    600,849.12/829,158.96 = 328,909.92/x
  3. Step 3: Cross multiply
    600,849.12x = 829,158.96 × 328,909.92
  4. Step 4: Simplify right side
    600,849.12x = 272,718,607,200.88
  5. Step 5: Solve for x
    x = 272,718,607,200.88/600,849.12
  6. Step 6: Final answer
    x = 453,888.67

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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.