Home / 823,979.23-1,137,206.54-595,276.45

Finding the Fourth Proportional to 823,979.23, 1,137,206.54 and 595,276.45

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Solution

The fourth proportional to 823,979.23, 1,137,206.54 and 595,276.45 is: 821,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,979.23 : 1,137,206.54 = 595,276.45 : x
  2. Step 2: Convert to fraction form
    823,979.23/1,137,206.54 = 595,276.45/x
  3. Step 3: Cross multiply
    823,979.23x = 1,137,206.54 × 595,276.45
  4. Step 4: Simplify right side
    823,979.23x = 676,952,272,047.98
  5. Step 5: Solve for x
    x = 676,952,272,047.98/823,979.23
  6. Step 6: Final answer
    x = 821,564.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.