Home / 784,013.26-1,081,807.14-461,787.54

Finding the Fourth Proportional to 784,013.26, 1,081,807.14 and 461,787.54

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Solution

The fourth proportional to 784,013.26, 1,081,807.14 and 461,787.54 is: 637,189.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,013.26 : 1,081,807.14 = 461,787.54 : x
  2. Step 2: Convert to fraction form
    784,013.26/1,081,807.14 = 461,787.54/x
  3. Step 3: Cross multiply
    784,013.26x = 1,081,807.14 × 461,787.54
  4. Step 4: Simplify right side
    784,013.26x = 499,565,057,935.04
  5. Step 5: Solve for x
    x = 499,565,057,935.04/784,013.26
  6. Step 6: Final answer
    x = 637,189.55

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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.