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Finding the Fourth Proportional to 277,295.01, 382,667.13 and 149,970.57

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Solution

The fourth proportional to 277,295.01, 382,667.13 and 149,970.57 is: 206,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,295.01 : 382,667.13 = 149,970.57 : x
  2. Step 2: Convert to fraction form
    277,295.01/382,667.13 = 149,970.57/x
  3. Step 3: Cross multiply
    277,295.01x = 382,667.13 × 149,970.57
  4. Step 4: Simplify right side
    277,295.01x = 57,388,807,606.36
  5. Step 5: Solve for x
    x = 57,388,807,606.36/277,295.01
  6. Step 6: Final answer
    x = 206,959.40

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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.