Home / 525,867.04-788,519.91-272,892.81

Finding the Fourth Proportional to 525,867.04, 788,519.91 and 272,892.81

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Solution

The fourth proportional to 525,867.04, 788,519.91 and 272,892.81 is: 409,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,867.04 : 788,519.91 = 272,892.81 : x
  2. Step 2: Convert to fraction form
    525,867.04/788,519.91 = 272,892.81/x
  3. Step 3: Cross multiply
    525,867.04x = 788,519.91 × 272,892.81
  4. Step 4: Simplify right side
    525,867.04x = 215,181,417,961.15
  5. Step 5: Solve for x
    x = 215,181,417,961.15/525,867.04
  6. Step 6: Final answer
    x = 409,193.59

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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.