Home / 702,850.32-1,054,833.12-365,986.80

Finding the Fourth Proportional to 702,850.32, 1,054,833.12 and 365,986.80

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Solution

The fourth proportional to 702,850.32, 1,054,833.12 and 365,986.80 is: 549,270.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,850.32 : 1,054,833.12 = 365,986.80 : x
  2. Step 2: Convert to fraction form
    702,850.32/1,054,833.12 = 365,986.80/x
  3. Step 3: Cross multiply
    702,850.32x = 1,054,833.12 × 365,986.80
  4. Step 4: Simplify right side
    702,850.32x = 386,054,998,122.82
  5. Step 5: Solve for x
    x = 386,054,998,122.82/702,850.32
  6. Step 6: Final answer
    x = 549,270.57

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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.