Home / 614,447.25-921,826.41-171,215.25

Finding the Fourth Proportional to 614,447.25, 921,826.41 and 171,215.25

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Solution

The fourth proportional to 614,447.25, 921,826.41 and 171,215.25 is: 256,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,447.25 : 921,826.41 = 171,215.25 : x
  2. Step 2: Convert to fraction form
    614,447.25/921,826.41 = 171,215.25/x
  3. Step 3: Cross multiply
    614,447.25x = 921,826.41 × 171,215.25
  4. Step 4: Simplify right side
    614,447.25x = 157,830,739,244.75
  5. Step 5: Solve for x
    x = 157,830,739,244.75/614,447.25
  6. Step 6: Final answer
    x = 256,866.21

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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.