Home / 793,720.57-1,095,354.14-431,144.32

Finding the Fourth Proportional to 793,720.57, 1,095,354.14 and 431,144.32

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Solution

The fourth proportional to 793,720.57, 1,095,354.14 and 431,144.32 is: 594,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,720.57 : 1,095,354.14 = 431,144.32 : x
  2. Step 2: Convert to fraction form
    793,720.57/1,095,354.14 = 431,144.32/x
  3. Step 3: Cross multiply
    793,720.57x = 1,095,354.14 × 431,144.32
  4. Step 4: Simplify right side
    793,720.57x = 472,255,715,849.49
  5. Step 5: Solve for x
    x = 472,255,715,849.49/793,720.57
  6. Step 6: Final answer
    x = 594,989.89

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1.5x scale

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.