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Finding the Fourth Proportional to 539,522.01, 744,536.22 and 297,804.45

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Solution

The fourth proportional to 539,522.01, 744,536.22 and 297,804.45 is: 410,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,522.01 : 744,536.22 = 297,804.45 : x
  2. Step 2: Convert to fraction form
    539,522.01/744,536.22 = 297,804.45/x
  3. Step 3: Cross multiply
    539,522.01x = 744,536.22 × 297,804.45
  4. Step 4: Simplify right side
    539,522.01x = 221,726,199,502.18
  5. Step 5: Solve for x
    x = 221,726,199,502.18/539,522.01
  6. Step 6: Final answer
    x = 410,967.85

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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.