Home / 914,424.57-1,261,123.97-551,771.37

Finding the Fourth Proportional to 914,424.57, 1,261,123.97 and 551,771.37

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Solution

The fourth proportional to 914,424.57, 1,261,123.97 and 551,771.37 is: 760,972.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,424.57 : 1,261,123.97 = 551,771.37 : x
  2. Step 2: Convert to fraction form
    914,424.57/1,261,123.97 = 551,771.37/x
  3. Step 3: Cross multiply
    914,424.57x = 1,261,123.97 × 551,771.37
  4. Step 4: Simplify right side
    914,424.57x = 695,852,097,907.88
  5. Step 5: Solve for x
    x = 695,852,097,907.88/914,424.57
  6. Step 6: Final answer
    x = 760,972.66

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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.