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Finding the Fourth Proportional to 240,357.30, 360,281.69 and 90,532.74

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Solution

The fourth proportional to 240,357.30, 360,281.69 and 90,532.74 is: 135,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,357.30 : 360,281.69 = 90,532.74 : x
  2. Step 2: Convert to fraction form
    240,357.30/360,281.69 = 90,532.74/x
  3. Step 3: Cross multiply
    240,357.30x = 360,281.69 × 90,532.74
  4. Step 4: Simplify right side
    240,357.30x = 32,617,288,567.53
  5. Step 5: Solve for x
    x = 32,617,288,567.53/240,357.30
  6. Step 6: Final answer
    x = 135,703.34

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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.