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Finding the Fourth Proportional to 360,188.16, 497,057.76 and 199,054.40

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Solution

The fourth proportional to 360,188.16, 497,057.76 and 199,054.40 is: 274,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,188.16 : 497,057.76 = 199,054.40 : x
  2. Step 2: Convert to fraction form
    360,188.16/497,057.76 = 199,054.40/x
  3. Step 3: Cross multiply
    360,188.16x = 497,057.76 × 199,054.40
  4. Step 4: Simplify right side
    360,188.16x = 98,941,534,182.14
  5. Step 5: Solve for x
    x = 98,941,534,182.14/360,188.16
  6. Step 6: Final answer
    x = 274,694.02

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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.