Home / 489,232.20-733,848.30-470,569.80

Finding the Fourth Proportional to 489,232.20, 733,848.30 and 470,569.80

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Solution

The fourth proportional to 489,232.20, 733,848.30 and 470,569.80 is: 705,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,232.20 : 733,848.30 = 470,569.80 : x
  2. Step 2: Convert to fraction form
    489,232.20/733,848.30 = 470,569.80/x
  3. Step 3: Cross multiply
    489,232.20x = 733,848.30 × 470,569.80
  4. Step 4: Simplify right side
    489,232.20x = 345,326,847,761.34
  5. Step 5: Solve for x
    x = 345,326,847,761.34/489,232.20
  6. Step 6: Final answer
    x = 705,854.70

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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.