Home / 893,131.99-1,232,528.06-485,233.74

Finding the Fourth Proportional to 893,131.99, 1,232,528.06 and 485,233.74

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Solution

The fourth proportional to 893,131.99, 1,232,528.06 and 485,233.74 is: 669,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,131.99 : 1,232,528.06 = 485,233.74 : x
  2. Step 2: Convert to fraction form
    893,131.99/1,232,528.06 = 485,233.74/x
  3. Step 3: Cross multiply
    893,131.99x = 1,232,528.06 × 485,233.74
  4. Step 4: Simplify right side
    893,131.99x = 598,064,201,421.83
  5. Step 5: Solve for x
    x = 598,064,201,421.83/893,131.99
  6. Step 6: Final answer
    x = 669,625.78

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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.