Home / 922,352.10-1,384,111.35-543,272.10

Finding the Fourth Proportional to 922,352.10, 1,384,111.35 and 543,272.10

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Solution

The fourth proportional to 922,352.10, 1,384,111.35 and 543,272.10 is: 815,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,352.10 : 1,384,111.35 = 543,272.10 : x
  2. Step 2: Convert to fraction form
    922,352.10/1,384,111.35 = 543,272.10/x
  3. Step 3: Cross multiply
    922,352.10x = 1,384,111.35 × 543,272.10
  4. Step 4: Simplify right side
    922,352.10x = 751,949,079,748.34
  5. Step 5: Solve for x
    x = 751,949,079,748.34/922,352.10
  6. Step 6: Final answer
    x = 815,251.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.