Home / 684,237.24-944,219.84-397,734.77

Finding the Fourth Proportional to 684,237.24, 944,219.84 and 397,734.77

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Solution

The fourth proportional to 684,237.24, 944,219.84 and 397,734.77 is: 548,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,237.24 : 944,219.84 = 397,734.77 : x
  2. Step 2: Convert to fraction form
    684,237.24/944,219.84 = 397,734.77/x
  3. Step 3: Cross multiply
    684,237.24x = 944,219.84 × 397,734.77
  4. Step 4: Simplify right side
    684,237.24x = 375,549,061,263.71
  5. Step 5: Solve for x
    x = 375,549,061,263.71/684,237.24
  6. Step 6: Final answer
    x = 548,857.97

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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.