Home / 658,330.10-987,780.37-232,170.44

Finding the Fourth Proportional to 658,330.10, 987,780.37 and 232,170.44

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Solution

The fourth proportional to 658,330.10, 987,780.37 and 232,170.44 is: 348,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,330.10 : 987,780.37 = 232,170.44 : x
  2. Step 2: Convert to fraction form
    658,330.10/987,780.37 = 232,170.44/x
  3. Step 3: Cross multiply
    658,330.10x = 987,780.37 × 232,170.44
  4. Step 4: Simplify right side
    658,330.10x = 229,333,405,015.29
  5. Step 5: Solve for x
    x = 229,333,405,015.29/658,330.10
  6. Step 6: Final answer
    x = 348,356.25

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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.