Home / 736,194.78-1,015,942.77-464,438.16

Finding the Fourth Proportional to 736,194.78, 1,015,942.77 and 464,438.16

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Solution

The fourth proportional to 736,194.78, 1,015,942.77 and 464,438.16 is: 640,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,194.78 : 1,015,942.77 = 464,438.16 : x
  2. Step 2: Convert to fraction form
    736,194.78/1,015,942.77 = 464,438.16/x
  3. Step 3: Cross multiply
    736,194.78x = 1,015,942.77 × 464,438.16
  4. Step 4: Simplify right side
    736,194.78x = 471,842,590,764.10
  5. Step 5: Solve for x
    x = 471,842,590,764.10/736,194.78
  6. Step 6: Final answer
    x = 640,920.86

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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.