Home / 922,932.72-1,273,644.78-515,030.22

Finding the Fourth Proportional to 922,932.72, 1,273,644.78 and 515,030.22

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Solution

The fourth proportional to 922,932.72, 1,273,644.78 and 515,030.22 is: 710,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,932.72 : 1,273,644.78 = 515,030.22 : x
  2. Step 2: Convert to fraction form
    922,932.72/1,273,644.78 = 515,030.22/x
  3. Step 3: Cross multiply
    922,932.72x = 1,273,644.78 × 515,030.22
  4. Step 4: Simplify right side
    922,932.72x = 655,965,551,245.25
  5. Step 5: Solve for x
    x = 655,965,551,245.25/922,932.72
  6. Step 6: Final answer
    x = 710,740.38

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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.