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Finding the Fourth Proportional to 363,501.36, 545,210.32 and 97,282.64

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Solution

The fourth proportional to 363,501.36, 545,210.32 and 97,282.64 is: 145,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,501.36 : 545,210.32 = 97,282.64 : x
  2. Step 2: Convert to fraction form
    363,501.36/545,210.32 = 97,282.64/x
  3. Step 3: Cross multiply
    363,501.36x = 545,210.32 × 97,282.64
  4. Step 4: Simplify right side
    363,501.36x = 53,039,499,284.84
  5. Step 5: Solve for x
    x = 53,039,499,284.84/363,501.36
  6. Step 6: Final answer
    x = 145,912.79

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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.