Home / 873,612.65-1,205,635.08-524,859.73

Finding the Fourth Proportional to 873,612.65, 1,205,635.08 and 524,859.73

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Solution

The fourth proportional to 873,612.65, 1,205,635.08 and 524,859.73 is: 724,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,612.65 : 1,205,635.08 = 524,859.73 : x
  2. Step 2: Convert to fraction form
    873,612.65/1,205,635.08 = 524,859.73/x
  3. Step 3: Cross multiply
    873,612.65x = 1,205,635.08 × 524,859.73
  4. Step 4: Simplify right side
    873,612.65x = 632,789,296,539.15
  5. Step 5: Solve for x
    x = 632,789,296,539.15/873,612.65
  6. Step 6: Final answer
    x = 724,336.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.