Home / 784,005.10-1,176,007.65-504,069.10

Finding the Fourth Proportional to 784,005.10, 1,176,007.65 and 504,069.10

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Solution

The fourth proportional to 784,005.10, 1,176,007.65 and 504,069.10 is: 756,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,005.10 : 1,176,007.65 = 504,069.10 : x
  2. Step 2: Convert to fraction form
    784,005.10/1,176,007.65 = 504,069.10/x
  3. Step 3: Cross multiply
    784,005.10x = 1,176,007.65 × 504,069.10
  4. Step 4: Simplify right side
    784,005.10x = 592,789,117,728.62
  5. Step 5: Solve for x
    x = 592,789,117,728.62/784,005.10
  6. Step 6: Final answer
    x = 756,103.65

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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.