Home / 714,670.21-1,070,997.47-394,966.04

Finding the Fourth Proportional to 714,670.21, 1,070,997.47 and 394,966.04

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Solution

The fourth proportional to 714,670.21, 1,070,997.47 and 394,966.04 is: 591,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,670.21 : 1,070,997.47 = 394,966.04 : x
  2. Step 2: Convert to fraction form
    714,670.21/1,070,997.47 = 394,966.04/x
  3. Step 3: Cross multiply
    714,670.21x = 1,070,997.47 × 394,966.04
  4. Step 4: Simplify right side
    714,670.21x = 423,007,630,278.58
  5. Step 5: Solve for x
    x = 423,007,630,278.58/714,670.21
  6. Step 6: Final answer
    x = 591,892.07

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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.