Home / 277,238.22-382,588.29-156,379.13

Finding the Fourth Proportional to 277,238.22, 382,588.29 and 156,379.13

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Solution

The fourth proportional to 277,238.22, 382,588.29 and 156,379.13 is: 215,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,238.22 : 382,588.29 = 156,379.13 : x
  2. Step 2: Convert to fraction form
    277,238.22/382,588.29 = 156,379.13/x
  3. Step 3: Cross multiply
    277,238.22x = 382,588.29 × 156,379.13
  4. Step 4: Simplify right side
    277,238.22x = 59,828,823,938.39
  5. Step 5: Solve for x
    x = 59,828,823,938.39/277,238.22
  6. Step 6: Final answer
    x = 215,802.94

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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.