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Finding the Fourth Proportional to 363,510.03, 545,272.32 and 97,270.11

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Solution

The fourth proportional to 363,510.03, 545,272.32 and 97,270.11 is: 145,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,510.03 : 545,272.32 = 97,270.11 : x
  2. Step 2: Convert to fraction form
    363,510.03/545,272.32 = 97,270.11/x
  3. Step 3: Cross multiply
    363,510.03x = 545,272.32 × 97,270.11
  4. Step 4: Simplify right side
    363,510.03x = 53,038,698,546.36
  5. Step 5: Solve for x
    x = 53,038,698,546.36/363,510.03
  6. Step 6: Final answer
    x = 145,907.11

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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.