Home / 838,564.44-1,157,221.68-456,593.52

Finding the Fourth Proportional to 838,564.44, 1,157,221.68 and 456,593.52

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Solution

The fourth proportional to 838,564.44, 1,157,221.68 and 456,593.52 is: 630,100.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,564.44 : 1,157,221.68 = 456,593.52 : x
  2. Step 2: Convert to fraction form
    838,564.44/1,157,221.68 = 456,593.52/x
  3. Step 3: Cross multiply
    838,564.44x = 1,157,221.68 × 456,593.52
  4. Step 4: Simplify right side
    838,564.44x = 528,379,920,291.51
  5. Step 5: Solve for x
    x = 528,379,920,291.51/838,564.44
  6. Step 6: Final answer
    x = 630,100.56

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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.