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Finding the Fourth Proportional to 244,637.20, 366,955.80 and 211,394.80

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Solution

The fourth proportional to 244,637.20, 366,955.80 and 211,394.80 is: 317,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,637.20 : 366,955.80 = 211,394.80 : x
  2. Step 2: Convert to fraction form
    244,637.20/366,955.80 = 211,394.80/x
  3. Step 3: Cross multiply
    244,637.20x = 366,955.80 × 211,394.80
  4. Step 4: Simplify right side
    244,637.20x = 77,572,547,949.84
  5. Step 5: Solve for x
    x = 77,572,547,949.84/244,637.20
  6. Step 6: Final answer
    x = 317,092.20

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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.