Home / 973,808.62-1,343,925.43-538,216.60

Finding the Fourth Proportional to 973,808.62, 1,343,925.43 and 538,216.60

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Solution

The fourth proportional to 973,808.62, 1,343,925.43 and 538,216.60 is: 742,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,808.62 : 1,343,925.43 = 538,216.60 : x
  2. Step 2: Convert to fraction form
    973,808.62/1,343,925.43 = 538,216.60/x
  3. Step 3: Cross multiply
    973,808.62x = 1,343,925.43 × 538,216.60
  4. Step 4: Simplify right side
    973,808.62x = 723,322,972,897.06
  5. Step 5: Solve for x
    x = 723,322,972,897.06/973,808.62
  6. Step 6: Final answer
    x = 742,777.34

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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.