Home / 914,010.30-1,261,318.74-506,103.36

Finding the Fourth Proportional to 914,010.30, 1,261,318.74 and 506,103.36

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Solution

The fourth proportional to 914,010.30, 1,261,318.74 and 506,103.36 is: 698,414.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,010.30 : 1,261,318.74 = 506,103.36 : x
  2. Step 2: Convert to fraction form
    914,010.30/1,261,318.74 = 506,103.36/x
  3. Step 3: Cross multiply
    914,010.30x = 1,261,318.74 × 506,103.36
  4. Step 4: Simplify right side
    914,010.30x = 638,357,652,344.97
  5. Step 5: Solve for x
    x = 638,357,652,344.97/914,010.30
  6. Step 6: Final answer
    x = 698,414.07

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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.