Home / 793,172.71-1,094,172.87-506,391.40

Finding the Fourth Proportional to 793,172.71, 1,094,172.87 and 506,391.40

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Solution

The fourth proportional to 793,172.71, 1,094,172.87 and 506,391.40 is: 698,561.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,172.71 : 1,094,172.87 = 506,391.40 : x
  2. Step 2: Convert to fraction form
    793,172.71/1,094,172.87 = 506,391.40/x
  3. Step 3: Cross multiply
    793,172.71x = 1,094,172.87 × 506,391.40
  4. Step 4: Simplify right side
    793,172.71x = 554,079,731,481.32
  5. Step 5: Solve for x
    x = 554,079,731,481.32/793,172.71
  6. Step 6: Final answer
    x = 698,561.26

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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.