Home / 805,376.38-1,111,353.67-474,180.03

Finding the Fourth Proportional to 805,376.38, 1,111,353.67 and 474,180.03

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Solution

The fourth proportional to 805,376.38, 1,111,353.67 and 474,180.03 is: 654,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,376.38 : 1,111,353.67 = 474,180.03 : x
  2. Step 2: Convert to fraction form
    805,376.38/1,111,353.67 = 474,180.03/x
  3. Step 3: Cross multiply
    805,376.38x = 1,111,353.67 × 474,180.03
  4. Step 4: Simplify right side
    805,376.38x = 526,981,718,804.50
  5. Step 5: Solve for x
    x = 526,981,718,804.50/805,376.38
  6. Step 6: Final answer
    x = 654,329.74

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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.