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Finding the Fourth Proportional to 329,045.70, 454,041.32 and 193,030.02

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Solution

The fourth proportional to 329,045.70, 454,041.32 and 193,030.02 is: 266,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,045.70 : 454,041.32 = 193,030.02 : x
  2. Step 2: Convert to fraction form
    329,045.70/454,041.32 = 193,030.02/x
  3. Step 3: Cross multiply
    329,045.70x = 454,041.32 × 193,030.02
  4. Step 4: Simplify right side
    329,045.70x = 87,643,605,563.00
  5. Step 5: Solve for x
    x = 87,643,605,563.00/329,045.70
  6. Step 6: Final answer
    x = 266,356.94

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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.