Home / 914,531.64-1,261,933.98-527,361.36

Finding the Fourth Proportional to 914,531.64, 1,261,933.98 and 527,361.36

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Solution

The fourth proportional to 914,531.64, 1,261,933.98 and 527,361.36 is: 727,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,531.64 : 1,261,933.98 = 527,361.36 : x
  2. Step 2: Convert to fraction form
    914,531.64/1,261,933.98 = 527,361.36/x
  3. Step 3: Cross multiply
    914,531.64x = 1,261,933.98 × 527,361.36
  4. Step 4: Simplify right side
    914,531.64x = 665,495,219,923.01
  5. Step 5: Solve for x
    x = 665,495,219,923.01/914,531.64
  6. Step 6: Final answer
    x = 727,689.66

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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.