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Finding the Fourth Proportional to 633,248.18, 873,856.24 and 346,763.33

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Solution

The fourth proportional to 633,248.18, 873,856.24 and 346,763.33 is: 478,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,248.18 : 873,856.24 = 346,763.33 : x
  2. Step 2: Convert to fraction form
    633,248.18/873,856.24 = 346,763.33/x
  3. Step 3: Cross multiply
    633,248.18x = 873,856.24 × 346,763.33
  4. Step 4: Simplify right side
    633,248.18x = 303,021,299,723.68
  5. Step 5: Solve for x
    x = 303,021,299,723.68/633,248.18
  6. Step 6: Final answer
    x = 478,519.02

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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.