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Finding the Fourth Proportional to 427,394.10, 592,501.01 and 404,642.01

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Solution

The fourth proportional to 427,394.10, 592,501.01 and 404,642.01 is: 560,959.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,394.10 : 592,501.01 = 404,642.01 : x
  2. Step 2: Convert to fraction form
    427,394.10/592,501.01 = 404,642.01/x
  3. Step 3: Cross multiply
    427,394.10x = 592,501.01 × 404,642.01
  4. Step 4: Simplify right side
    427,394.10x = 239,750,797,590.22
  5. Step 5: Solve for x
    x = 239,750,797,590.22/427,394.10
  6. Step 6: Final answer
    x = 560,959.54

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.