Home / 331,386.30-496,569.15-246,749.40

Finding the Fourth Proportional to 331,386.30, 496,569.15 and 246,749.40

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Solution

The fourth proportional to 331,386.30, 496,569.15 and 246,749.40 is: 369,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,386.30 : 496,569.15 = 246,749.40 : x
  2. Step 2: Convert to fraction form
    331,386.30/496,569.15 = 246,749.40/x
  3. Step 3: Cross multiply
    331,386.30x = 496,569.15 × 246,749.40
  4. Step 4: Simplify right side
    331,386.30x = 122,528,139,821.01
  5. Step 5: Solve for x
    x = 122,528,139,821.01/331,386.30
  6. Step 6: Final answer
    x = 369,744.13

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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.