Home / 1,152,662.99-1,729,077.51-442,691.03

Finding the Fourth Proportional to 1,152,662.99, 1,729,077.51 and 442,691.03

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Solution

The fourth proportional to 1,152,662.99, 1,729,077.51 and 442,691.03 is: 664,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,662.99 : 1,729,077.51 = 442,691.03 : x
  2. Step 2: Convert to fraction form
    1,152,662.99/1,729,077.51 = 442,691.03/x
  3. Step 3: Cross multiply
    1,152,662.99x = 1,729,077.51 × 442,691.03
  4. Step 4: Simplify right side
    1,152,662.99x = 765,447,095,206.35
  5. Step 5: Solve for x
    x = 765,447,095,206.35/1,152,662.99
  6. Step 6: Final answer
    x = 664,068.43

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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.