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Finding the Fourth Proportional to 240,004.40, 360,006.60 and 106,948.40

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Solution

The fourth proportional to 240,004.40, 360,006.60 and 106,948.40 is: 160,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,004.40 : 360,006.60 = 106,948.40 : x
  2. Step 2: Convert to fraction form
    240,004.40/360,006.60 = 106,948.40/x
  3. Step 3: Cross multiply
    240,004.40x = 360,006.60 × 106,948.40
  4. Step 4: Simplify right side
    240,004.40x = 38,502,129,859.44
  5. Step 5: Solve for x
    x = 38,502,129,859.44/240,004.40
  6. Step 6: Final answer
    x = 160,422.60

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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.