Home / 619,726.98-929,983.68-264,743.58

Finding the Fourth Proportional to 619,726.98, 929,983.68 and 264,743.58

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Solution

The fourth proportional to 619,726.98, 929,983.68 and 264,743.58 is: 397,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,726.98 : 929,983.68 = 264,743.58 : x
  2. Step 2: Convert to fraction form
    619,726.98/929,983.68 = 264,743.58/x
  3. Step 3: Cross multiply
    619,726.98x = 929,983.68 × 264,743.58
  4. Step 4: Simplify right side
    619,726.98x = 246,207,208,784.77
  5. Step 5: Solve for x
    x = 246,207,208,784.77/619,726.98
  6. Step 6: Final answer
    x = 397,283.35

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1.5x scale

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.