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Finding the Fourth Proportional to 524,009.80, 786,014.70 and 224,439.40

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Solution

The fourth proportional to 524,009.80, 786,014.70 and 224,439.40 is: 336,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,009.80 : 786,014.70 = 224,439.40 : x
  2. Step 2: Convert to fraction form
    524,009.80/786,014.70 = 224,439.40/x
  3. Step 3: Cross multiply
    524,009.80x = 786,014.70 × 224,439.40
  4. Step 4: Simplify right side
    524,009.80x = 176,412,667,659.18
  5. Step 5: Solve for x
    x = 176,412,667,659.18/524,009.80
  6. Step 6: Final answer
    x = 336,659.10

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Similar ratio
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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.