Home / 277,409.26-382,845.02-156,561.12

Finding the Fourth Proportional to 277,409.26, 382,845.02 and 156,561.12

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Solution

The fourth proportional to 277,409.26, 382,845.02 and 156,561.12 is: 216,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,409.26 : 382,845.02 = 156,561.12 : x
  2. Step 2: Convert to fraction form
    277,409.26/382,845.02 = 156,561.12/x
  3. Step 3: Cross multiply
    277,409.26x = 382,845.02 × 156,561.12
  4. Step 4: Simplify right side
    277,409.26x = 59,938,645,117.62
  5. Step 5: Solve for x
    x = 59,938,645,117.62/277,409.26
  6. Step 6: Final answer
    x = 216,065.77

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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.