Home / 677,863.22-934,600.14-496,259.87

Finding the Fourth Proportional to 677,863.22, 934,600.14 and 496,259.87

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Solution

The fourth proportional to 677,863.22, 934,600.14 and 496,259.87 is: 684,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,863.22 : 934,600.14 = 496,259.87 : x
  2. Step 2: Convert to fraction form
    677,863.22/934,600.14 = 496,259.87/x
  3. Step 3: Cross multiply
    677,863.22x = 934,600.14 × 496,259.87
  4. Step 4: Simplify right side
    677,863.22x = 463,804,539,305.38
  5. Step 5: Solve for x
    x = 463,804,539,305.38/677,863.22
  6. Step 6: Final answer
    x = 684,215.53

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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.