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Finding the Fourth Proportional to 493,502, 740,259.06 and 173,663.42

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Solution

The fourth proportional to 493,502, 740,259.06 and 173,663.42 is: 260,497.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,502 : 740,259.06 = 173,663.42 : x
  2. Step 2: Convert to fraction form
    493,502/740,259.06 = 173,663.42/x
  3. Step 3: Cross multiply
    493,502x = 740,259.06 × 173,663.42
  4. Step 4: Simplify right side
    493,502x = 128,555,920,045.59
  5. Step 5: Solve for x
    x = 128,555,920,045.59/493,502
  6. Step 6: Final answer
    x = 260,497.26

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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.