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Finding the Fourth Proportional to 524,126.40, 723,221.36 and 294,652.32

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Solution

The fourth proportional to 524,126.40, 723,221.36 and 294,652.32 is: 406,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,126.40 : 723,221.36 = 294,652.32 : x
  2. Step 2: Convert to fraction form
    524,126.40/723,221.36 = 294,652.32/x
  3. Step 3: Cross multiply
    524,126.40x = 723,221.36 × 294,652.32
  4. Step 4: Simplify right side
    524,126.40x = 213,098,851,597.56
  5. Step 5: Solve for x
    x = 213,098,851,597.56/524,126.40
  6. Step 6: Final answer
    x = 406,579.12

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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.