Home / 784,551.70-1,176,827.55-223,513.30

Finding the Fourth Proportional to 784,551.70, 1,176,827.55 and 223,513.30

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Solution

The fourth proportional to 784,551.70, 1,176,827.55 and 223,513.30 is: 335,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,551.70 : 1,176,827.55 = 223,513.30 : x
  2. Step 2: Convert to fraction form
    784,551.70/1,176,827.55 = 223,513.30/x
  3. Step 3: Cross multiply
    784,551.70x = 1,176,827.55 × 223,513.30
  4. Step 4: Simplify right side
    784,551.70x = 263,036,609,231.42
  5. Step 5: Solve for x
    x = 263,036,609,231.42/784,551.70
  6. Step 6: Final answer
    x = 335,269.95

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Double scale
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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.