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Finding the Fourth Proportional to 292,995.25, 404,333.45 and 158,859.25

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Solution

The fourth proportional to 292,995.25, 404,333.45 and 158,859.25 is: 219,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,995.25 : 404,333.45 = 158,859.25 : x
  2. Step 2: Convert to fraction form
    292,995.25/404,333.45 = 158,859.25/x
  3. Step 3: Cross multiply
    292,995.25x = 404,333.45 × 158,859.25
  4. Step 4: Simplify right side
    292,995.25x = 64,232,108,616.91
  5. Step 5: Solve for x
    x = 64,232,108,616.91/292,995.25
  6. Step 6: Final answer
    x = 219,225.77

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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.