Home / 922,927.38-1,273,637.32-515,024.88

Finding the Fourth Proportional to 922,927.38, 1,273,637.32 and 515,024.88

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Solution

The fourth proportional to 922,927.38, 1,273,637.32 and 515,024.88 is: 710,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,927.38 : 1,273,637.32 = 515,024.88 : x
  2. Step 2: Convert to fraction form
    922,927.38/1,273,637.32 = 515,024.88/x
  3. Step 3: Cross multiply
    922,927.38x = 1,273,637.32 × 515,024.88
  4. Step 4: Simplify right side
    922,927.38x = 655,954,907,896.52
  5. Step 5: Solve for x
    x = 655,954,907,896.52/922,927.38
  6. Step 6: Final answer
    x = 710,732.96

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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.