Home / 1,382,111.40-2,073,272.06-471,010.70

Finding the Fourth Proportional to 1,382,111.40, 2,073,272.06 and 471,010.70

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Solution

The fourth proportional to 1,382,111.40, 2,073,272.06 and 471,010.70 is: 706,551.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,111.40 : 2,073,272.06 = 471,010.70 : x
  2. Step 2: Convert to fraction form
    1,382,111.40/2,073,272.06 = 471,010.70/x
  3. Step 3: Cross multiply
    1,382,111.40x = 2,073,272.06 × 471,010.70
  4. Step 4: Simplify right side
    1,382,111.40x = 976,533,324,271.04
  5. Step 5: Solve for x
    x = 976,533,324,271.04/1,382,111.40
  6. Step 6: Final answer
    x = 706,551.82

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Double scale
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Similar ratio
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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.