Home / 702,943.86-1,054,197.75-253,606.32

Finding the Fourth Proportional to 702,943.86, 1,054,197.75 and 253,606.32

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Solution

The fourth proportional to 702,943.86, 1,054,197.75 and 253,606.32 is: 380,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,943.86 : 1,054,197.75 = 253,606.32 : x
  2. Step 2: Convert to fraction form
    702,943.86/1,054,197.75 = 253,606.32/x
  3. Step 3: Cross multiply
    702,943.86x = 1,054,197.75 × 253,606.32
  4. Step 4: Simplify right side
    702,943.86x = 267,351,211,929.78
  5. Step 5: Solve for x
    x = 267,351,211,929.78/702,943.86
  6. Step 6: Final answer
    x = 380,330.82

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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.