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Finding the Fourth Proportional to 524,283.68, 723,504.56 and 294,840.90

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Solution

The fourth proportional to 524,283.68, 723,504.56 and 294,840.90 is: 406,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,283.68 : 723,504.56 = 294,840.90 : x
  2. Step 2: Convert to fraction form
    524,283.68/723,504.56 = 294,840.90/x
  3. Step 3: Cross multiply
    524,283.68x = 723,504.56 × 294,840.90
  4. Step 4: Simplify right side
    524,283.68x = 213,318,734,150.30
  5. Step 5: Solve for x
    x = 213,318,734,150.30/524,283.68
  6. Step 6: Final answer
    x = 406,876.55

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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.