Home / 784,598.97-1,176,898.47-223,618.89

Finding the Fourth Proportional to 784,598.97, 1,176,898.47 and 223,618.89

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Solution

The fourth proportional to 784,598.97, 1,176,898.47 and 223,618.89 is: 335,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,598.97 : 1,176,898.47 = 223,618.89 : x
  2. Step 2: Convert to fraction form
    784,598.97/1,176,898.47 = 223,618.89/x
  3. Step 3: Cross multiply
    784,598.97x = 1,176,898.47 × 223,618.89
  4. Step 4: Simplify right side
    784,598.97x = 263,176,729,504.10
  5. Step 5: Solve for x
    x = 263,176,729,504.10/784,598.97
  6. Step 6: Final answer
    x = 335,428.34

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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.