Home / 677,074.14-934,142.67-401,453.82

Finding the Fourth Proportional to 677,074.14, 934,142.67 and 401,453.82

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Solution

The fourth proportional to 677,074.14, 934,142.67 and 401,453.82 is: 553,876.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,074.14 : 934,142.67 = 401,453.82 : x
  2. Step 2: Convert to fraction form
    677,074.14/934,142.67 = 401,453.82/x
  3. Step 3: Cross multiply
    677,074.14x = 934,142.67 × 401,453.82
  4. Step 4: Simplify right side
    677,074.14x = 375,015,143,296.50
  5. Step 5: Solve for x
    x = 375,015,143,296.50/677,074.14
  6. Step 6: Final answer
    x = 553,876.04

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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.