Home / 277,338.06-382,704.75-156,508.74

Finding the Fourth Proportional to 277,338.06, 382,704.75 and 156,508.74

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Solution

The fourth proportional to 277,338.06, 382,704.75 and 156,508.74 is: 215,969.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,338.06 : 382,704.75 = 156,508.74 : x
  2. Step 2: Convert to fraction form
    277,338.06/382,704.75 = 156,508.74/x
  3. Step 3: Cross multiply
    277,338.06x = 382,704.75 × 156,508.74
  4. Step 4: Simplify right side
    277,338.06x = 59,896,638,214.52
  5. Step 5: Solve for x
    x = 59,896,638,214.52/277,338.06
  6. Step 6: Final answer
    x = 215,969.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.