Home / 629,577.21-866,824.53-572,044.35

Finding the Fourth Proportional to 629,577.21, 866,824.53 and 572,044.35

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Solution

The fourth proportional to 629,577.21, 866,824.53 and 572,044.35 is: 787,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,577.21 : 866,824.53 = 572,044.35 : x
  2. Step 2: Convert to fraction form
    629,577.21/866,824.53 = 572,044.35/x
  3. Step 3: Cross multiply
    629,577.21x = 866,824.53 × 572,044.35
  4. Step 4: Simplify right side
    629,577.21x = 495,862,074,827.91
  5. Step 5: Solve for x
    x = 495,862,074,827.91/629,577.21
  6. Step 6: Final answer
    x = 787,611.22

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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.