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Finding the Fourth Proportional to 650,266.52, 897,353.49 and 355,914.77

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Solution

The fourth proportional to 650,266.52, 897,353.49 and 355,914.77 is: 491,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,266.52 : 897,353.49 = 355,914.77 : x
  2. Step 2: Convert to fraction form
    650,266.52/897,353.49 = 355,914.77/x
  3. Step 3: Cross multiply
    650,266.52x = 897,353.49 × 355,914.77
  4. Step 4: Simplify right side
    650,266.52x = 319,381,356,515.28
  5. Step 5: Solve for x
    x = 319,381,356,515.28/650,266.52
  6. Step 6: Final answer
    x = 491,154.55

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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.