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Finding the Fourth Proportional to 277,574.96, 416,300.15 and 127,671.23

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Solution

The fourth proportional to 277,574.96, 416,300.15 and 127,671.23 is: 191,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,574.96 : 416,300.15 = 127,671.23 : x
  2. Step 2: Convert to fraction form
    277,574.96/416,300.15 = 127,671.23/x
  3. Step 3: Cross multiply
    277,574.96x = 416,300.15 × 127,671.23
  4. Step 4: Simplify right side
    277,574.96x = 53,149,552,199.68
  5. Step 5: Solve for x
    x = 53,149,552,199.68/277,574.96
  6. Step 6: Final answer
    x = 191,478.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.