Home / 369,575.40-554,363.10-236,715.15

Finding the Fourth Proportional to 369,575.40, 554,363.10 and 236,715.15

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Solution

The fourth proportional to 369,575.40, 554,363.10 and 236,715.15 is: 355,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,575.40 : 554,363.10 = 236,715.15 : x
  2. Step 2: Convert to fraction form
    369,575.40/554,363.10 = 236,715.15/x
  3. Step 3: Cross multiply
    369,575.40x = 554,363.10 × 236,715.15
  4. Step 4: Simplify right side
    369,575.40x = 131,226,144,370.97
  5. Step 5: Solve for x
    x = 131,226,144,370.97/369,575.40
  6. Step 6: Final answer
    x = 355,072.73

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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.