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Finding the Fourth Proportional to 650,163.08, 896,832.72 and 429,401.72

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Solution

The fourth proportional to 650,163.08, 896,832.72 and 429,401.72 is: 592,315.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,163.08 : 896,832.72 = 429,401.72 : x
  2. Step 2: Convert to fraction form
    650,163.08/896,832.72 = 429,401.72/x
  3. Step 3: Cross multiply
    650,163.08x = 896,832.72 × 429,401.72
  4. Step 4: Simplify right side
    650,163.08x = 385,101,508,036.12
  5. Step 5: Solve for x
    x = 385,101,508,036.12/650,163.08
  6. Step 6: Final answer
    x = 592,315.26

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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.