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Finding the Fourth Proportional to 429,674.07, 592,703.52 and 268,248.87

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Solution

The fourth proportional to 429,674.07, 592,703.52 and 268,248.87 is: 370,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,674.07 : 592,703.52 = 268,248.87 : x
  2. Step 2: Convert to fraction form
    429,674.07/592,703.52 = 268,248.87/x
  3. Step 3: Cross multiply
    429,674.07x = 592,703.52 × 268,248.87
  4. Step 4: Simplify right side
    429,674.07x = 158,992,048,479.09
  5. Step 5: Solve for x
    x = 158,992,048,479.09/429,674.07
  6. Step 6: Final answer
    x = 370,029.42

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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.