Home / 893,959.61-1,233,655.55-486,061.45

Finding the Fourth Proportional to 893,959.61, 1,233,655.55 and 486,061.45

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Solution

The fourth proportional to 893,959.61, 1,233,655.55 and 486,061.45 is: 670,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,959.61 : 1,233,655.55 = 486,061.45 : x
  2. Step 2: Convert to fraction form
    893,959.61/1,233,655.55 = 486,061.45/x
  3. Step 3: Cross multiply
    893,959.61x = 1,233,655.55 × 486,061.45
  4. Step 4: Simplify right side
    893,959.61x = 599,632,402,057.60
  5. Step 5: Solve for x
    x = 599,632,402,057.60/893,959.61
  6. Step 6: Final answer
    x = 670,760.06

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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.