Home / 277,089.32-382,127.82-207,902.36

Finding the Fourth Proportional to 277,089.32, 382,127.82 and 207,902.36

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Solution

The fourth proportional to 277,089.32, 382,127.82 and 207,902.36 is: 286,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,089.32 : 382,127.82 = 207,902.36 : x
  2. Step 2: Convert to fraction form
    277,089.32/382,127.82 = 207,902.36/x
  3. Step 3: Cross multiply
    277,089.32x = 382,127.82 × 207,902.36
  4. Step 4: Simplify right side
    277,089.32x = 79,445,275,599.66
  5. Step 5: Solve for x
    x = 79,445,275,599.66/277,089.32
  6. Step 6: Final answer
    x = 286,713.60

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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.