Home / 495,435.30-682,146.81-437,231.94

Finding the Fourth Proportional to 495,435.30, 682,146.81 and 437,231.94

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Solution

The fourth proportional to 495,435.30, 682,146.81 and 437,231.94 is: 602,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,435.30 : 682,146.81 = 437,231.94 : x
  2. Step 2: Convert to fraction form
    495,435.30/682,146.81 = 437,231.94/x
  3. Step 3: Cross multiply
    495,435.30x = 682,146.81 × 437,231.94
  4. Step 4: Simplify right side
    495,435.30x = 298,256,373,101.11
  5. Step 5: Solve for x
    x = 298,256,373,101.11/495,435.30
  6. Step 6: Final answer
    x = 602,008.72

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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.