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Finding the Fourth Proportional to 242,303.63, 363,455.34 and 64,806.03

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Solution

The fourth proportional to 242,303.63, 363,455.34 and 64,806.03 is: 97,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,303.63 : 363,455.34 = 64,806.03 : x
  2. Step 2: Convert to fraction form
    242,303.63/363,455.34 = 64,806.03/x
  3. Step 3: Cross multiply
    242,303.63x = 363,455.34 × 64,806.03
  4. Step 4: Simplify right side
    242,303.63x = 23,554,096,949.26
  5. Step 5: Solve for x
    x = 23,554,096,949.26/242,303.63
  6. Step 6: Final answer
    x = 97,209.01

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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.