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Finding the Fourth Proportional to 350,572.40, 526,204.20 and 173,279.60

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Solution

The fourth proportional to 350,572.40, 526,204.20 and 173,279.60 is: 260,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,572.40 : 526,204.20 = 173,279.60 : x
  2. Step 2: Convert to fraction form
    350,572.40/526,204.20 = 173,279.60/x
  3. Step 3: Cross multiply
    350,572.40x = 526,204.20 × 173,279.60
  4. Step 4: Simplify right side
    350,572.40x = 91,180,453,294.32
  5. Step 5: Solve for x
    x = 91,180,453,294.32/350,572.40
  6. Step 6: Final answer
    x = 260,090.22

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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.