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Finding the Fourth Proportional to 236,307.52, 354,400.80 and 70,056.64

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Solution

The fourth proportional to 236,307.52, 354,400.80 and 70,056.64 is: 105,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,307.52 : 354,400.80 = 70,056.64 : x
  2. Step 2: Convert to fraction form
    236,307.52/354,400.80 = 70,056.64/x
  3. Step 3: Cross multiply
    236,307.52x = 354,400.80 × 70,056.64
  4. Step 4: Simplify right side
    236,307.52x = 24,828,129,261.31
  5. Step 5: Solve for x
    x = 24,828,129,261.31/236,307.52
  6. Step 6: Final answer
    x = 105,067.03

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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.