Home / 671,339.70-1,010,684.43-612,553.14

Finding the Fourth Proportional to 671,339.70, 1,010,684.43 and 612,553.14

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Solution

The fourth proportional to 671,339.70, 1,010,684.43 and 612,553.14 is: 922,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,339.70 : 1,010,684.43 = 612,553.14 : x
  2. Step 2: Convert to fraction form
    671,339.70/1,010,684.43 = 612,553.14/x
  3. Step 3: Cross multiply
    671,339.70x = 1,010,684.43 × 612,553.14
  4. Step 4: Simplify right side
    671,339.70x = 619,097,921,145.61
  5. Step 5: Solve for x
    x = 619,097,921,145.61/671,339.70
  6. Step 6: Final answer
    x = 922,182.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.