Home / 277,267.76-382,626.57-156,448.36

Finding the Fourth Proportional to 277,267.76, 382,626.57 and 156,448.36

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Solution

The fourth proportional to 277,267.76, 382,626.57 and 156,448.36 is: 215,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,267.76 : 382,626.57 = 156,448.36 : x
  2. Step 2: Convert to fraction form
    277,267.76/382,626.57 = 156,448.36/x
  3. Step 3: Cross multiply
    277,267.76x = 382,626.57 × 156,448.36
  4. Step 4: Simplify right side
    277,267.76x = 59,861,296,673.55
  5. Step 5: Solve for x
    x = 59,861,296,673.55/277,267.76
  6. Step 6: Final answer
    x = 215,897.07

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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.