Home / 696,730.37-1,045,097.19-191,298.27

Finding the Fourth Proportional to 696,730.37, 1,045,097.19 and 191,298.27

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Solution

The fourth proportional to 696,730.37, 1,045,097.19 and 191,298.27 is: 286,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,730.37 : 1,045,097.19 = 191,298.27 : x
  2. Step 2: Convert to fraction form
    696,730.37/1,045,097.19 = 191,298.27/x
  3. Step 3: Cross multiply
    696,730.37x = 1,045,097.19 × 191,298.27
  4. Step 4: Simplify right side
    696,730.37x = 199,925,284,428.86
  5. Step 5: Solve for x
    x = 199,925,284,428.86/696,730.37
  6. Step 6: Final answer
    x = 286,947.86

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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.