Home / 416,531.16-574,811.64-235,280.70

Finding the Fourth Proportional to 416,531.16, 574,811.64 and 235,280.70

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Solution

The fourth proportional to 416,531.16, 574,811.64 and 235,280.70 is: 324,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,531.16 : 574,811.64 = 235,280.70 : x
  2. Step 2: Convert to fraction form
    416,531.16/574,811.64 = 235,280.70/x
  3. Step 3: Cross multiply
    416,531.16x = 574,811.64 × 235,280.70
  4. Step 4: Simplify right side
    416,531.16x = 135,242,085,027.35
  5. Step 5: Solve for x
    x = 135,242,085,027.35/416,531.16
  6. Step 6: Final answer
    x = 324,686.60

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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.