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Finding the Fourth Proportional to 587,089.60, 880,051.20 and 270,995.20

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Solution

The fourth proportional to 587,089.60, 880,051.20 and 270,995.20 is: 406,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,089.60 : 880,051.20 = 270,995.20 : x
  2. Step 2: Convert to fraction form
    587,089.60/880,051.20 = 270,995.20/x
  3. Step 3: Cross multiply
    587,089.60x = 880,051.20 × 270,995.20
  4. Step 4: Simplify right side
    587,089.60x = 238,489,650,954.24
  5. Step 5: Solve for x
    x = 238,489,650,954.24/587,089.60
  6. Step 6: Final answer
    x = 406,223.60

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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.