Home / 643,032.22-964,548.57-238,363.57

Finding the Fourth Proportional to 643,032.22, 964,548.57 and 238,363.57

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Solution

The fourth proportional to 643,032.22, 964,548.57 and 238,363.57 is: 357,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,032.22 : 964,548.57 = 238,363.57 : x
  2. Step 2: Convert to fraction form
    643,032.22/964,548.57 = 238,363.57/x
  3. Step 3: Cross multiply
    643,032.22x = 964,548.57 × 238,363.57
  4. Step 4: Simplify right side
    643,032.22x = 229,913,240,583.60
  5. Step 5: Solve for x
    x = 229,913,240,583.60/643,032.22
  6. Step 6: Final answer
    x = 357,545.44

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Similar ratio
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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.