Home / 973,809.55-1,343,926.73-538,217.53

Finding the Fourth Proportional to 973,809.55, 1,343,926.73 and 538,217.53

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Solution

The fourth proportional to 973,809.55, 1,343,926.73 and 538,217.53 is: 742,778.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,809.55 : 1,343,926.73 = 538,217.53 : x
  2. Step 2: Convert to fraction form
    973,809.55/1,343,926.73 = 538,217.53/x
  3. Step 3: Cross multiply
    973,809.55x = 1,343,926.73 × 538,217.53
  4. Step 4: Simplify right side
    973,809.55x = 723,324,924,110.40
  5. Step 5: Solve for x
    x = 723,324,924,110.40/973,809.55
  6. Step 6: Final answer
    x = 742,778.63

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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.