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Finding the Fourth Proportional to 232,746.30, 349,119.45 and 221,920.65

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Solution

The fourth proportional to 232,746.30, 349,119.45 and 221,920.65 is: 332,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,746.30 : 349,119.45 = 221,920.65 : x
  2. Step 2: Convert to fraction form
    232,746.30/349,119.45 = 221,920.65/x
  3. Step 3: Cross multiply
    232,746.30x = 349,119.45 × 221,920.65
  4. Step 4: Simplify right side
    232,746.30x = 77,476,815,271.64
  5. Step 5: Solve for x
    x = 77,476,815,271.64/232,746.30
  6. Step 6: Final answer
    x = 332,880.98

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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.