Home / 779,495.23-1,169,275.38-247,004.47

Finding the Fourth Proportional to 779,495.23, 1,169,275.38 and 247,004.47

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Solution

The fourth proportional to 779,495.23, 1,169,275.38 and 247,004.47 is: 370,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,495.23 : 1,169,275.38 = 247,004.47 : x
  2. Step 2: Convert to fraction form
    779,495.23/1,169,275.38 = 247,004.47/x
  3. Step 3: Cross multiply
    779,495.23x = 1,169,275.38 × 247,004.47
  4. Step 4: Simplify right side
    779,495.23x = 288,816,245,520.95
  5. Step 5: Solve for x
    x = 288,816,245,520.95/779,495.23
  6. Step 6: Final answer
    x = 370,517.01

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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.