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Finding the Fourth Proportional to 539,292.93, 744,223.46 and 297,575.44

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Solution

The fourth proportional to 539,292.93, 744,223.46 and 297,575.44 is: 410,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,292.93 : 744,223.46 = 297,575.44 : x
  2. Step 2: Convert to fraction form
    539,292.93/744,223.46 = 297,575.44/x
  3. Step 3: Cross multiply
    539,292.93x = 744,223.46 × 297,575.44
  4. Step 4: Simplify right side
    539,292.93x = 221,462,622,451.20
  5. Step 5: Solve for x
    x = 221,462,622,451.20/539,292.93
  6. Step 6: Final answer
    x = 410,653.67

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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.