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Finding the Fourth Proportional to 539,225.24, 744,096.26 and 297,507.78

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Solution

The fourth proportional to 539,225.24, 744,096.26 and 297,507.78 is: 410,541.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,225.24 : 744,096.26 = 297,507.78 : x
  2. Step 2: Convert to fraction form
    539,225.24/744,096.26 = 297,507.78/x
  3. Step 3: Cross multiply
    539,225.24x = 744,096.26 × 297,507.78
  4. Step 4: Simplify right side
    539,225.24x = 221,374,426,418.90
  5. Step 5: Solve for x
    x = 221,374,426,418.90/539,225.24
  6. Step 6: Final answer
    x = 410,541.66

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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.