Home / 926,818.13-1,279,028.45-524,410.13

Finding the Fourth Proportional to 926,818.13, 1,279,028.45 and 524,410.13

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Solution

The fourth proportional to 926,818.13, 1,279,028.45 and 524,410.13 is: 723,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,818.13 : 1,279,028.45 = 524,410.13 : x
  2. Step 2: Convert to fraction form
    926,818.13/1,279,028.45 = 524,410.13/x
  3. Step 3: Cross multiply
    926,818.13x = 1,279,028.45 × 524,410.13
  4. Step 4: Simplify right side
    926,818.13x = 670,735,475,738.20
  5. Step 5: Solve for x
    x = 670,735,475,738.20/926,818.13
  6. Step 6: Final answer
    x = 723,696.97

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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.