Home / 922,928.88-1,273,639.39-515,026.38

Finding the Fourth Proportional to 922,928.88, 1,273,639.39 and 515,026.38

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Solution

The fourth proportional to 922,928.88, 1,273,639.39 and 515,026.38 is: 710,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,928.88 : 1,273,639.39 = 515,026.38 : x
  2. Step 2: Convert to fraction form
    922,928.88/1,273,639.39 = 515,026.38/x
  3. Step 3: Cross multiply
    922,928.88x = 1,273,639.39 × 515,026.38
  4. Step 4: Simplify right side
    922,928.88x = 655,957,884,457.11
  5. Step 5: Solve for x
    x = 655,957,884,457.11/922,928.88
  6. Step 6: Final answer
    x = 710,735.03

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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.