Home / 614,705.32-921,836.31-259,746.85

Finding the Fourth Proportional to 614,705.32, 921,836.31 and 259,746.85

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Solution

The fourth proportional to 614,705.32, 921,836.31 and 259,746.85 is: 389,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,705.32 : 921,836.31 = 259,746.85 : x
  2. Step 2: Convert to fraction form
    614,705.32/921,836.31 = 259,746.85/x
  3. Step 3: Cross multiply
    614,705.32x = 921,836.31 × 259,746.85
  4. Step 4: Simplify right side
    614,705.32x = 239,444,077,738.12
  5. Step 5: Solve for x
    x = 239,444,077,738.12/614,705.32
  6. Step 6: Final answer
    x = 389,526.61

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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.