Home / 893,132.94-1,232,537.45-485,242.86

Finding the Fourth Proportional to 893,132.94, 1,232,537.45 and 485,242.86

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Solution

The fourth proportional to 893,132.94, 1,232,537.45 and 485,242.86 is: 669,642.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,132.94 : 1,232,537.45 = 485,242.86 : x
  2. Step 2: Convert to fraction form
    893,132.94/1,232,537.45 = 485,242.86/x
  3. Step 3: Cross multiply
    893,132.94x = 1,232,537.45 × 485,242.86
  4. Step 4: Simplify right side
    893,132.94x = 598,079,994,868.89
  5. Step 5: Solve for x
    x = 598,079,994,868.89/893,132.94
  6. Step 6: Final answer
    x = 669,642.75

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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.