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Finding the Fourth Proportional to 221,870.10, 332,805.15 and 184,472.40

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Solution

The fourth proportional to 221,870.10, 332,805.15 and 184,472.40 is: 276,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,870.10 : 332,805.15 = 184,472.40 : x
  2. Step 2: Convert to fraction form
    221,870.10/332,805.15 = 184,472.40/x
  3. Step 3: Cross multiply
    221,870.10x = 332,805.15 × 184,472.40
  4. Step 4: Simplify right side
    221,870.10x = 61,393,364,752.86
  5. Step 5: Solve for x
    x = 61,393,364,752.86/221,870.10
  6. Step 6: Final answer
    x = 276,708.60

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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.