Home / 825,062.04-1,138,638.24-462,486.06

Finding the Fourth Proportional to 825,062.04, 1,138,638.24 and 462,486.06

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Solution

The fourth proportional to 825,062.04, 1,138,638.24 and 462,486.06 is: 638,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,062.04 : 1,138,638.24 = 462,486.06 : x
  2. Step 2: Convert to fraction form
    825,062.04/1,138,638.24 = 462,486.06/x
  3. Step 3: Cross multiply
    825,062.04x = 1,138,638.24 × 462,486.06
  4. Step 4: Simplify right side
    825,062.04x = 526,604,313,382.93
  5. Step 5: Solve for x
    x = 526,604,313,382.93/825,062.04
  6. Step 6: Final answer
    x = 638,260.26

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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.