Home / 492,558.30-738,837.45-282,023.10

Finding the Fourth Proportional to 492,558.30, 738,837.45 and 282,023.10

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Solution

The fourth proportional to 492,558.30, 738,837.45 and 282,023.10 is: 423,034.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,558.30 : 738,837.45 = 282,023.10 : x
  2. Step 2: Convert to fraction form
    492,558.30/738,837.45 = 282,023.10/x
  3. Step 3: Cross multiply
    492,558.30x = 738,837.45 × 282,023.10
  4. Step 4: Simplify right side
    492,558.30x = 208,369,228,045.10
  5. Step 5: Solve for x
    x = 208,369,228,045.10/492,558.30
  6. Step 6: Final answer
    x = 423,034.65

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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.