Home / 816,240.06-1,224,486.84-416,664.60

Finding the Fourth Proportional to 816,240.06, 1,224,486.84 and 416,664.60

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Solution

The fourth proportional to 816,240.06, 1,224,486.84 and 416,664.60 is: 625,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,240.06 : 1,224,486.84 = 416,664.60 : x
  2. Step 2: Convert to fraction form
    816,240.06/1,224,486.84 = 416,664.60/x
  3. Step 3: Cross multiply
    816,240.06x = 1,224,486.84 × 416,664.60
  4. Step 4: Simplify right side
    816,240.06x = 510,200,319,393.86
  5. Step 5: Solve for x
    x = 510,200,319,393.86/816,240.06
  6. Step 6: Final answer
    x = 625,061.60

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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.