Home / 536,749.24-805,039.31-446,146.45

Finding the Fourth Proportional to 536,749.24, 805,039.31 and 446,146.45

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Solution

The fourth proportional to 536,749.24, 805,039.31 and 446,146.45 is: 669,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,749.24 : 805,039.31 = 446,146.45 : x
  2. Step 2: Convert to fraction form
    536,749.24/805,039.31 = 446,146.45/x
  3. Step 3: Cross multiply
    536,749.24x = 805,039.31 × 446,146.45
  4. Step 4: Simplify right side
    536,749.24x = 359,165,428,036.22
  5. Step 5: Solve for x
    x = 359,165,428,036.22/536,749.24
  6. Step 6: Final answer
    x = 669,149.40

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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.