Home / 674,968.91-931,552.20-413,480.25

Finding the Fourth Proportional to 674,968.91, 931,552.20 and 413,480.25

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Solution

The fourth proportional to 674,968.91, 931,552.20 and 413,480.25 is: 570,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,968.91 : 931,552.20 = 413,480.25 : x
  2. Step 2: Convert to fraction form
    674,968.91/931,552.20 = 413,480.25/x
  3. Step 3: Cross multiply
    674,968.91x = 931,552.20 × 413,480.25
  4. Step 4: Simplify right side
    674,968.91x = 385,178,436,544.05
  5. Step 5: Solve for x
    x = 385,178,436,544.05/674,968.91
  6. Step 6: Final answer
    x = 570,661.01

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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.