Home / 684,358.83-1,026,546.42-414,545.88

Finding the Fourth Proportional to 684,358.83, 1,026,546.42 and 414,545.88

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Solution

The fourth proportional to 684,358.83, 1,026,546.42 and 414,545.88 is: 621,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,358.83 : 1,026,546.42 = 414,545.88 : x
  2. Step 2: Convert to fraction form
    684,358.83/1,026,546.42 = 414,545.88/x
  3. Step 3: Cross multiply
    684,358.83x = 1,026,546.42 × 414,545.88
  4. Step 4: Simplify right side
    684,358.83x = 425,550,589,039.75
  5. Step 5: Solve for x
    x = 425,550,589,039.75/684,358.83
  6. Step 6: Final answer
    x = 621,823.77

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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.