Home / 928,455.23-1,393,083.74-502,291.23

Finding the Fourth Proportional to 928,455.23, 1,393,083.74 and 502,291.23

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Solution

The fourth proportional to 928,455.23, 1,393,083.74 and 502,291.23 is: 753,653.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,455.23 : 1,393,083.74 = 502,291.23 : x
  2. Step 2: Convert to fraction form
    928,455.23/1,393,083.74 = 502,291.23/x
  3. Step 3: Cross multiply
    928,455.23x = 1,393,083.74 × 502,291.23
  4. Step 4: Simplify right side
    928,455.23x = 699,733,742,746.14
  5. Step 5: Solve for x
    x = 699,733,742,746.14/928,455.23
  6. Step 6: Final answer
    x = 753,653.73

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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.