Home / 1,283,794.65-1,925,690.15-385,234.92

Finding the Fourth Proportional to 1,283,794.65, 1,925,690.15 and 385,234.92

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Solution

The fourth proportional to 1,283,794.65, 1,925,690.15 and 385,234.92 is: 577,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,794.65 : 1,925,690.15 = 385,234.92 : x
  2. Step 2: Convert to fraction form
    1,283,794.65/1,925,690.15 = 385,234.92/x
  3. Step 3: Cross multiply
    1,283,794.65x = 1,925,690.15 × 385,234.92
  4. Step 4: Simplify right side
    1,283,794.65x = 741,843,091,843.13
  5. Step 5: Solve for x
    x = 741,843,091,843.13/1,283,794.65
  6. Step 6: Final answer
    x = 577,851.83

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Double scale
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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.