Home / 784,747.04-1,082,876.04-440,504.12

Finding the Fourth Proportional to 784,747.04, 1,082,876.04 and 440,504.12

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Solution

The fourth proportional to 784,747.04, 1,082,876.04 and 440,504.12 is: 607,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,747.04 : 1,082,876.04 = 440,504.12 : x
  2. Step 2: Convert to fraction form
    784,747.04/1,082,876.04 = 440,504.12/x
  3. Step 3: Cross multiply
    784,747.04x = 1,082,876.04 × 440,504.12
  4. Step 4: Simplify right side
    784,747.04x = 477,011,357,069.29
  5. Step 5: Solve for x
    x = 477,011,357,069.29/784,747.04
  6. Step 6: Final answer
    x = 607,853.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.