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Finding the Fourth Proportional to 329,307.98, 454,453.88 and 186,064.74

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Solution

The fourth proportional to 329,307.98, 454,453.88 and 186,064.74 is: 256,774.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,307.98 : 454,453.88 = 186,064.74 : x
  2. Step 2: Convert to fraction form
    329,307.98/454,453.88 = 186,064.74/x
  3. Step 3: Cross multiply
    329,307.98x = 454,453.88 × 186,064.74
  4. Step 4: Simplify right side
    329,307.98x = 84,557,842,093.87
  5. Step 5: Solve for x
    x = 84,557,842,093.87/329,307.98
  6. Step 6: Final answer
    x = 256,774.35

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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.