Home / 277,326.06-382,688.19-156,496.74

Finding the Fourth Proportional to 277,326.06, 382,688.19 and 156,496.74

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Solution

The fourth proportional to 277,326.06, 382,688.19 and 156,496.74 is: 215,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,326.06 : 382,688.19 = 156,496.74 : x
  2. Step 2: Convert to fraction form
    277,326.06/382,688.19 = 156,496.74/x
  3. Step 3: Cross multiply
    277,326.06x = 382,688.19 × 156,496.74
  4. Step 4: Simplify right side
    277,326.06x = 59,889,454,171.50
  5. Step 5: Solve for x
    x = 59,889,454,171.50/277,326.06
  6. Step 6: Final answer
    x = 215,953.21

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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.