Home / 893,774.80-1,233,417.26-485,877.44

Finding the Fourth Proportional to 893,774.80, 1,233,417.26 and 485,877.44

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Solution

The fourth proportional to 893,774.80, 1,233,417.26 and 485,877.44 is: 670,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,774.80 : 1,233,417.26 = 485,877.44 : x
  2. Step 2: Convert to fraction form
    893,774.80/1,233,417.26 = 485,877.44/x
  3. Step 3: Cross multiply
    893,774.80x = 1,233,417.26 × 485,877.44
  4. Step 4: Simplify right side
    893,774.80x = 599,289,620,740.61
  5. Step 5: Solve for x
    x = 599,289,620,740.61/893,774.80
  6. Step 6: Final answer
    x = 670,515.24

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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.