Home / 277,215.04-382,554.90-156,357.33

Finding the Fourth Proportional to 277,215.04, 382,554.90 and 156,357.33

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Solution

The fourth proportional to 277,215.04, 382,554.90 and 156,357.33 is: 215,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,215.04 : 382,554.90 = 156,357.33 : x
  2. Step 2: Convert to fraction form
    277,215.04/382,554.90 = 156,357.33/x
  3. Step 3: Cross multiply
    277,215.04x = 382,554.90 × 156,357.33
  4. Step 4: Simplify right side
    277,215.04x = 59,815,262,742.42
  5. Step 5: Solve for x
    x = 59,815,262,742.42/277,215.04
  6. Step 6: Final answer
    x = 215,772.07

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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.