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Finding the Fourth Proportional to 336,030.65, 504,045.98 and 125,625.05

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Solution

The fourth proportional to 336,030.65, 504,045.98 and 125,625.05 is: 188,437.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,030.65 : 504,045.98 = 125,625.05 : x
  2. Step 2: Convert to fraction form
    336,030.65/504,045.98 = 125,625.05/x
  3. Step 3: Cross multiply
    336,030.65x = 504,045.98 × 125,625.05
  4. Step 4: Simplify right side
    336,030.65x = 63,320,800,811.67
  5. Step 5: Solve for x
    x = 63,320,800,811.67/336,030.65
  6. Step 6: Final answer
    x = 188,437.58

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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.