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Finding the Fourth Proportional to 307,030.88, 460,037.17 and 186,723.93

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Solution

The fourth proportional to 307,030.88, 460,037.17 and 186,723.93 is: 279,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,030.88 : 460,037.17 = 186,723.93 : x
  2. Step 2: Convert to fraction form
    307,030.88/460,037.17 = 186,723.93/x
  3. Step 3: Cross multiply
    307,030.88x = 460,037.17 × 186,723.93
  4. Step 4: Simplify right side
    307,030.88x = 85,899,947,861.67
  5. Step 5: Solve for x
    x = 85,899,947,861.67/307,030.88
  6. Step 6: Final answer
    x = 279,776.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.