Home / 432,852.46-648,929.07-180,323.21

Finding the Fourth Proportional to 432,852.46, 648,929.07 and 180,323.21

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Solution

The fourth proportional to 432,852.46, 648,929.07 and 180,323.21 is: 270,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,852.46 : 648,929.07 = 180,323.21 : x
  2. Step 2: Convert to fraction form
    432,852.46/648,929.07 = 180,323.21/x
  3. Step 3: Cross multiply
    432,852.46x = 648,929.07 × 180,323.21
  4. Step 4: Simplify right side
    432,852.46x = 117,016,974,587.04
  5. Step 5: Solve for x
    x = 117,016,974,587.04/432,852.46
  6. Step 6: Final answer
    x = 270,339.17

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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.