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Finding the Fourth Proportional to 360,889.57, 498,021.57 and 199,741.19

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Solution

The fourth proportional to 360,889.57, 498,021.57 and 199,741.19 is: 275,639.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,889.57 : 498,021.57 = 199,741.19 : x
  2. Step 2: Convert to fraction form
    360,889.57/498,021.57 = 199,741.19/x
  3. Step 3: Cross multiply
    360,889.57x = 498,021.57 × 199,741.19
  4. Step 4: Simplify right side
    360,889.57x = 99,475,418,547.36
  5. Step 5: Solve for x
    x = 99,475,418,547.36/360,889.57
  6. Step 6: Final answer
    x = 275,639.50

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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.