Home / 644,263.86-962,057.15-526,169.46

Finding the Fourth Proportional to 644,263.86, 962,057.15 and 526,169.46

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Solution

The fourth proportional to 644,263.86, 962,057.15 and 526,169.46 is: 785,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,263.86 : 962,057.15 = 526,169.46 : x
  2. Step 2: Convert to fraction form
    644,263.86/962,057.15 = 526,169.46/x
  3. Step 3: Cross multiply
    644,263.86x = 962,057.15 × 526,169.46
  4. Step 4: Simplify right side
    644,263.86x = 506,205,088,473.79
  5. Step 5: Solve for x
    x = 506,205,088,473.79/644,263.86
  6. Step 6: Final answer
    x = 785,710.82

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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.