Home / 922,969.17-1,273,664.24-578,990.29

Finding the Fourth Proportional to 922,969.17, 1,273,664.24 and 578,990.29

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Solution

The fourth proportional to 922,969.17, 1,273,664.24 and 578,990.29 is: 798,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,969.17 : 1,273,664.24 = 578,990.29 : x
  2. Step 2: Convert to fraction form
    922,969.17/1,273,664.24 = 578,990.29/x
  3. Step 3: Cross multiply
    922,969.17x = 1,273,664.24 × 578,990.29
  4. Step 4: Simplify right side
    922,969.17x = 737,439,227,680.23
  5. Step 5: Solve for x
    x = 737,439,227,680.23/922,969.17
  6. Step 6: Final answer
    x = 798,985.76

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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.