Home / 912,826.18-1,259,603.19-504,863.20

Finding the Fourth Proportional to 912,826.18, 1,259,603.19 and 504,863.20

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Solution

The fourth proportional to 912,826.18, 1,259,603.19 and 504,863.20 is: 696,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,826.18 : 1,259,603.19 = 504,863.20 : x
  2. Step 2: Convert to fraction form
    912,826.18/1,259,603.19 = 504,863.20/x
  3. Step 3: Cross multiply
    912,826.18x = 1,259,603.19 × 504,863.20
  4. Step 4: Simplify right side
    912,826.18x = 635,927,297,233.61
  5. Step 5: Solve for x
    x = 635,927,297,233.61/912,826.18
  6. Step 6: Final answer
    x = 696,657.60

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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.