Home / 416,155.36-574,112.13-243,986.22

Finding the Fourth Proportional to 416,155.36, 574,112.13 and 243,986.22

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Solution

The fourth proportional to 416,155.36, 574,112.13 and 243,986.22 is: 336,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,155.36 : 574,112.13 = 243,986.22 : x
  2. Step 2: Convert to fraction form
    416,155.36/574,112.13 = 243,986.22/x
  3. Step 3: Cross multiply
    416,155.36x = 574,112.13 × 243,986.22
  4. Step 4: Simplify right side
    416,155.36x = 140,075,448,454.85
  5. Step 5: Solve for x
    x = 140,075,448,454.85/416,155.36
  6. Step 6: Final answer
    x = 336,594.12

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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.