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Finding the Fourth Proportional to 360,085.56, 540,193.98 and 123,452.16

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Solution

The fourth proportional to 360,085.56, 540,193.98 and 123,452.16 is: 185,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,085.56 : 540,193.98 = 123,452.16 : x
  2. Step 2: Convert to fraction form
    360,085.56/540,193.98 = 123,452.16/x
  3. Step 3: Cross multiply
    360,085.56x = 540,193.98 × 123,452.16
  4. Step 4: Simplify right side
    360,085.56x = 66,688,113,650.00
  5. Step 5: Solve for x
    x = 66,688,113,650.00/360,085.56
  6. Step 6: Final answer
    x = 185,200.74

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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.