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Finding the Fourth Proportional to 539,596.67, 744,623.87 and 297,874.04

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Solution

The fourth proportional to 539,596.67, 744,623.87 and 297,874.04 is: 411,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,596.67 : 744,623.87 = 297,874.04 : x
  2. Step 2: Convert to fraction form
    539,596.67/744,623.87 = 297,874.04/x
  3. Step 3: Cross multiply
    539,596.67x = 744,623.87 × 297,874.04
  4. Step 4: Simplify right side
    539,596.67x = 221,804,118,017.19
  5. Step 5: Solve for x
    x = 221,804,118,017.19/539,596.67
  6. Step 6: Final answer
    x = 411,055.39

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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.