Home / 825,925.46-1,238,625.75-561,385.94

Finding the Fourth Proportional to 825,925.46, 1,238,625.75 and 561,385.94

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Solution

The fourth proportional to 825,925.46, 1,238,625.75 and 561,385.94 is: 841,900.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,925.46 : 1,238,625.75 = 561,385.94 : x
  2. Step 2: Convert to fraction form
    825,925.46/1,238,625.75 = 561,385.94/x
  3. Step 3: Cross multiply
    825,925.46x = 1,238,625.75 × 561,385.94
  4. Step 4: Simplify right side
    825,925.46x = 695,347,080,971.96
  5. Step 5: Solve for x
    x = 695,347,080,971.96/825,925.46
  6. Step 6: Final answer
    x = 841,900.53

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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.