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Finding the Fourth Proportional to 349,901.62, 524,848.98 and 160,308.20

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Solution

The fourth proportional to 349,901.62, 524,848.98 and 160,308.20 is: 240,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,901.62 : 524,848.98 = 160,308.20 : x
  2. Step 2: Convert to fraction form
    349,901.62/524,848.98 = 160,308.20/x
  3. Step 3: Cross multiply
    349,901.62x = 524,848.98 × 160,308.20
  4. Step 4: Simplify right side
    349,901.62x = 84,137,595,255.64
  5. Step 5: Solve for x
    x = 84,137,595,255.64/349,901.62
  6. Step 6: Final answer
    x = 240,460.72

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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.