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Finding the Fourth Proportional to 350,292.60, 525,512.76 and 113,616.90

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Solution

The fourth proportional to 350,292.60, 525,512.76 and 113,616.90 is: 170,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,292.60 : 525,512.76 = 113,616.90 : x
  2. Step 2: Convert to fraction form
    350,292.60/525,512.76 = 113,616.90/x
  3. Step 3: Cross multiply
    350,292.60x = 525,512.76 × 113,616.90
  4. Step 4: Simplify right side
    350,292.60x = 59,707,130,701.64
  5. Step 5: Solve for x
    x = 59,707,130,701.64/350,292.60
  6. Step 6: Final answer
    x = 170,449.31

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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.