Home / 626,957.57-865,466.36-423,284.42

Finding the Fourth Proportional to 626,957.57, 865,466.36 and 423,284.42

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Solution

The fourth proportional to 626,957.57, 865,466.36 and 423,284.42 is: 584,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,957.57 : 865,466.36 = 423,284.42 : x
  2. Step 2: Convert to fraction form
    626,957.57/865,466.36 = 423,284.42/x
  3. Step 3: Cross multiply
    626,957.57x = 865,466.36 × 423,284.42
  4. Step 4: Simplify right side
    626,957.57x = 366,338,419,778.36
  5. Step 5: Solve for x
    x = 366,338,419,778.36/626,957.57
  6. Step 6: Final answer
    x = 584,311.35

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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.