Home / 671,625.22-1,007,436.75-460,623.46

Finding the Fourth Proportional to 671,625.22, 1,007,436.75 and 460,623.46

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Solution

The fourth proportional to 671,625.22, 1,007,436.75 and 460,623.46 is: 690,934.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,625.22 : 1,007,436.75 = 460,623.46 : x
  2. Step 2: Convert to fraction form
    671,625.22/1,007,436.75 = 460,623.46/x
  3. Step 3: Cross multiply
    671,625.22x = 1,007,436.75 × 460,623.46
  4. Step 4: Simplify right side
    671,625.22x = 464,049,001,516.16
  5. Step 5: Solve for x
    x = 464,049,001,516.16/671,625.22
  6. Step 6: Final answer
    x = 690,934.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.