Home / 898,977.88-1,348,457.60-519,657.26

Finding the Fourth Proportional to 898,977.88, 1,348,457.60 and 519,657.26

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Solution

The fourth proportional to 898,977.88, 1,348,457.60 and 519,657.26 is: 779,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,977.88 : 1,348,457.60 = 519,657.26 : x
  2. Step 2: Convert to fraction form
    898,977.88/1,348,457.60 = 519,657.26/x
  3. Step 3: Cross multiply
    898,977.88x = 1,348,457.60 × 519,657.26
  4. Step 4: Simplify right side
    898,977.88x = 700,735,781,642.18
  5. Step 5: Solve for x
    x = 700,735,781,642.18/898,977.88
  6. Step 6: Final answer
    x = 779,480.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.