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Finding the Fourth Proportional to 367,010.23, 550,515.35 and 260,722.03

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Solution

The fourth proportional to 367,010.23, 550,515.35 and 260,722.03 is: 391,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,010.23 : 550,515.35 = 260,722.03 : x
  2. Step 2: Convert to fraction form
    367,010.23/550,515.35 = 260,722.03/x
  3. Step 3: Cross multiply
    367,010.23x = 550,515.35 × 260,722.03
  4. Step 4: Simplify right side
    367,010.23x = 143,531,479,598.16
  5. Step 5: Solve for x
    x = 143,531,479,598.16/367,010.23
  6. Step 6: Final answer
    x = 391,083.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.