Home / 277,680.20-415,937.10-152,875.40

Finding the Fourth Proportional to 277,680.20, 415,937.10 and 152,875.40

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Solution

The fourth proportional to 277,680.20, 415,937.10 and 152,875.40 is: 228,992.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,680.20 : 415,937.10 = 152,875.40 : x
  2. Step 2: Convert to fraction form
    277,680.20/415,937.10 = 152,875.40/x
  3. Step 3: Cross multiply
    277,680.20x = 415,937.10 × 152,875.40
  4. Step 4: Simplify right side
    277,680.20x = 63,586,550,537.34
  5. Step 5: Solve for x
    x = 63,586,550,537.34/277,680.20
  6. Step 6: Final answer
    x = 228,992.02

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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.