Home / 792,083.90-1,188,127.67-556,478.39

Finding the Fourth Proportional to 792,083.90, 1,188,127.67 and 556,478.39

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Solution

The fourth proportional to 792,083.90, 1,188,127.67 and 556,478.39 is: 834,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,083.90 : 1,188,127.67 = 556,478.39 : x
  2. Step 2: Convert to fraction form
    792,083.90/1,188,127.67 = 556,478.39/x
  3. Step 3: Cross multiply
    792,083.90x = 1,188,127.67 × 556,478.39
  4. Step 4: Simplify right side
    792,083.90x = 661,167,372,916.05
  5. Step 5: Solve for x
    x = 661,167,372,916.05/792,083.90
  6. Step 6: Final answer
    x = 834,718.86

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1.5x scale

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.