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Finding the Fourth Proportional to 329,329.02, 454,462.40 and 186,085.98

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Solution

The fourth proportional to 329,329.02, 454,462.40 and 186,085.98 is: 256,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,329.02 : 454,462.40 = 186,085.98 : x
  2. Step 2: Convert to fraction form
    329,329.02/454,462.40 = 186,085.98/x
  3. Step 3: Cross multiply
    329,329.02x = 454,462.40 × 186,085.98
  4. Step 4: Simplify right side
    329,329.02x = 84,569,081,077.15
  5. Step 5: Solve for x
    x = 84,569,081,077.15/329,329.02
  6. Step 6: Final answer
    x = 256,792.07

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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.