Home / 644,152.86-961,891.52-526,058.46

Finding the Fourth Proportional to 644,152.86, 961,891.52 and 526,058.46

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Solution

The fourth proportional to 644,152.86, 961,891.52 and 526,058.46 is: 785,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,152.86 : 961,891.52 = 526,058.46 : x
  2. Step 2: Convert to fraction form
    644,152.86/961,891.52 = 526,058.46/x
  3. Step 3: Cross multiply
    644,152.86x = 961,891.52 × 526,058.46
  4. Step 4: Simplify right side
    644,152.86x = 506,011,169,067.97
  5. Step 5: Solve for x
    x = 506,011,169,067.97/644,152.86
  6. Step 6: Final answer
    x = 785,545.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.