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Finding the Fourth Proportional to 329,313.49, 454,461.48 and 186,070.24

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Solution

The fourth proportional to 329,313.49, 454,461.48 and 186,070.24 is: 256,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,313.49 : 454,461.48 = 186,070.24 : x
  2. Step 2: Convert to fraction form
    329,313.49/454,461.48 = 186,070.24/x
  3. Step 3: Cross multiply
    329,313.49x = 454,461.48 × 186,070.24
  4. Step 4: Simplify right side
    329,313.49x = 84,561,756,654.36
  5. Step 5: Solve for x
    x = 84,561,756,654.36/329,313.49
  6. Step 6: Final answer
    x = 256,781.94

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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.