Home / 617,826.70-926,653.65-197,145.10

Finding the Fourth Proportional to 617,826.70, 926,653.65 and 197,145.10

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Solution

The fourth proportional to 617,826.70, 926,653.65 and 197,145.10 is: 295,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,826.70 : 926,653.65 = 197,145.10 : x
  2. Step 2: Convert to fraction form
    617,826.70/926,653.65 = 197,145.10/x
  3. Step 3: Cross multiply
    617,826.70x = 926,653.65 × 197,145.10
  4. Step 4: Simplify right side
    617,826.70x = 182,685,226,494.62
  5. Step 5: Solve for x
    x = 182,685,226,494.62/617,826.70
  6. Step 6: Final answer
    x = 295,690.08

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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.