Home / 637,029.12-955,221.28-282,152

Finding the Fourth Proportional to 637,029.12, 955,221.28 and 282,152

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Solution

The fourth proportional to 637,029.12, 955,221.28 and 282,152 is: 423,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,029.12 : 955,221.28 = 282,152 : x
  2. Step 2: Convert to fraction form
    637,029.12/955,221.28 = 282,152/x
  3. Step 3: Cross multiply
    637,029.12x = 955,221.28 × 282,152
  4. Step 4: Simplify right side
    637,029.12x = 269,517,594,594.56
  5. Step 5: Solve for x
    x = 269,517,594,594.56/637,029.12
  6. Step 6: Final answer
    x = 423,085.20

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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.