Home / 684,633.72-1,026,095.22-329,552.76

Finding the Fourth Proportional to 684,633.72, 1,026,095.22 and 329,552.76

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Solution

The fourth proportional to 684,633.72, 1,026,095.22 and 329,552.76 is: 493,917.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,633.72 : 1,026,095.22 = 329,552.76 : x
  2. Step 2: Convert to fraction form
    684,633.72/1,026,095.22 = 329,552.76/x
  3. Step 3: Cross multiply
    684,633.72x = 1,026,095.22 × 329,552.76
  4. Step 4: Simplify right side
    684,633.72x = 338,152,511,773.81
  5. Step 5: Solve for x
    x = 338,152,511,773.81/684,633.72
  6. Step 6: Final answer
    x = 493,917.41

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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.