Home / 451,962.89-623,707.09-248,017.24

Finding the Fourth Proportional to 451,962.89, 623,707.09 and 248,017.24

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Solution

The fourth proportional to 451,962.89, 623,707.09 and 248,017.24 is: 342,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,962.89 : 623,707.09 = 248,017.24 : x
  2. Step 2: Convert to fraction form
    451,962.89/623,707.09 = 248,017.24/x
  3. Step 3: Cross multiply
    451,962.89x = 623,707.09 × 248,017.24
  4. Step 4: Simplify right side
    451,962.89x = 154,690,111,189.82
  5. Step 5: Solve for x
    x = 154,690,111,189.82/451,962.89
  6. Step 6: Final answer
    x = 342,262.86

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1.5x scale

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.