Home / 626,957.06-865,465.52-423,283.77

Finding the Fourth Proportional to 626,957.06, 865,465.52 and 423,283.77

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Solution

The fourth proportional to 626,957.06, 865,465.52 and 423,283.77 is: 584,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,957.06 : 865,465.52 = 423,283.77 : x
  2. Step 2: Convert to fraction form
    626,957.06/865,465.52 = 423,283.77/x
  3. Step 3: Cross multiply
    626,957.06x = 865,465.52 × 423,283.77
  4. Step 4: Simplify right side
    626,957.06x = 366,337,505,994.19
  5. Step 5: Solve for x
    x = 366,337,505,994.19/626,957.06
  6. Step 6: Final answer
    x = 584,310.37

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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.