Home / 842,155.88-1,162,178.10-460,182.65

Finding the Fourth Proportional to 842,155.88, 1,162,178.10 and 460,182.65

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Solution

The fourth proportional to 842,155.88, 1,162,178.10 and 460,182.65 is: 635,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,155.88 : 1,162,178.10 = 460,182.65 : x
  2. Step 2: Convert to fraction form
    842,155.88/1,162,178.10 = 460,182.65/x
  3. Step 3: Cross multiply
    842,155.88x = 1,162,178.10 × 460,182.65
  4. Step 4: Simplify right side
    842,155.88x = 534,814,192,019.08
  5. Step 5: Solve for x
    x = 534,814,192,019.08/842,155.88
  6. Step 6: Final answer
    x = 635,053.69

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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.