Home / 893,134.69-1,232,539.86-485,244.61

Finding the Fourth Proportional to 893,134.69, 1,232,539.86 and 485,244.61

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Solution

The fourth proportional to 893,134.69, 1,232,539.86 and 485,244.61 is: 669,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,134.69 : 1,232,539.86 = 485,244.61 : x
  2. Step 2: Convert to fraction form
    893,134.69/1,232,539.86 = 485,244.61/x
  3. Step 3: Cross multiply
    893,134.69x = 1,232,539.86 × 485,244.61
  4. Step 4: Simplify right side
    893,134.69x = 598,083,323,675.16
  5. Step 5: Solve for x
    x = 598,083,323,675.16/893,134.69
  6. Step 6: Final answer
    x = 669,645.16

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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.