Home / 663,972.48-995,807.04-190,654.08

Finding the Fourth Proportional to 663,972.48, 995,807.04 and 190,654.08

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Solution

The fourth proportional to 663,972.48, 995,807.04 and 190,654.08 is: 285,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,972.48 : 995,807.04 = 190,654.08 : x
  2. Step 2: Convert to fraction form
    663,972.48/995,807.04 = 190,654.08/x
  3. Step 3: Cross multiply
    663,972.48x = 995,807.04 × 190,654.08
  4. Step 4: Simplify right side
    663,972.48x = 189,854,675,068.72
  5. Step 5: Solve for x
    x = 189,854,675,068.72/663,972.48
  6. Step 6: Final answer
    x = 285,937.57

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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.