Home / 277,243.04-382,586.79-156,382.58

Finding the Fourth Proportional to 277,243.04, 382,586.79 and 156,382.58

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Solution

The fourth proportional to 277,243.04, 382,586.79 and 156,382.58 is: 215,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,243.04 : 382,586.79 = 156,382.58 : x
  2. Step 2: Convert to fraction form
    277,243.04/382,586.79 = 156,382.58/x
  3. Step 3: Cross multiply
    277,243.04x = 382,586.79 × 156,382.58
  4. Step 4: Simplify right side
    277,243.04x = 59,829,909,294.12
  5. Step 5: Solve for x
    x = 59,829,909,294.12/277,243.04
  6. Step 6: Final answer
    x = 215,803.11

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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.