Home / 710,462.48-1,065,664.44-394,718

Finding the Fourth Proportional to 710,462.48, 1,065,664.44 and 394,718

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Solution

The fourth proportional to 710,462.48, 1,065,664.44 and 394,718 is: 592,060.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,462.48 : 1,065,664.44 = 394,718 : x
  2. Step 2: Convert to fraction form
    710,462.48/1,065,664.44 = 394,718/x
  3. Step 3: Cross multiply
    710,462.48x = 1,065,664.44 × 394,718
  4. Step 4: Simplify right side
    710,462.48x = 420,636,936,427.92
  5. Step 5: Solve for x
    x = 420,636,936,427.92/710,462.48
  6. Step 6: Final answer
    x = 592,060.73

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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.