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Finding the Fourth Proportional to 432,264.60, 648,510.30 and 166,033.80

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Solution

The fourth proportional to 432,264.60, 648,510.30 and 166,033.80 is: 249,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,264.60 : 648,510.30 = 166,033.80 : x
  2. Step 2: Convert to fraction form
    432,264.60/648,510.30 = 166,033.80/x
  3. Step 3: Cross multiply
    432,264.60x = 648,510.30 × 166,033.80
  4. Step 4: Simplify right side
    432,264.60x = 107,674,629,448.14
  5. Step 5: Solve for x
    x = 107,674,629,448.14/432,264.60
  6. Step 6: Final answer
    x = 249,094.26

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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.