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Finding the Fourth Proportional to 360,190.16, 497,060.52 and 199,056.40

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Solution

The fourth proportional to 360,190.16, 497,060.52 and 199,056.40 is: 274,696.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,190.16 : 497,060.52 = 199,056.40 : x
  2. Step 2: Convert to fraction form
    360,190.16/497,060.52 = 199,056.40/x
  3. Step 3: Cross multiply
    360,190.16x = 497,060.52 × 199,056.40
  4. Step 4: Simplify right side
    360,190.16x = 98,943,077,693.33
  5. Step 5: Solve for x
    x = 98,943,077,693.33/360,190.16
  6. Step 6: Final answer
    x = 274,696.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.