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Finding the Fourth Proportional to 539,181.81, 744,073.34 and 297,464.27

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Solution

The fourth proportional to 539,181.81, 744,073.34 and 297,464.27 is: 410,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,181.81 : 744,073.34 = 297,464.27 : x
  2. Step 2: Convert to fraction form
    539,181.81/744,073.34 = 297,464.27/x
  3. Step 3: Cross multiply
    539,181.81x = 744,073.34 × 297,464.27
  4. Step 4: Simplify right side
    539,181.81x = 221,335,227,701.87
  5. Step 5: Solve for x
    x = 221,335,227,701.87/539,181.81
  6. Step 6: Final answer
    x = 410,502.03

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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.