Home / 803,533.52-1,108,889.73-440,991.11

Finding the Fourth Proportional to 803,533.52, 1,108,889.73 and 440,991.11

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Solution

The fourth proportional to 803,533.52, 1,108,889.73 and 440,991.11 is: 608,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,533.52 : 1,108,889.73 = 440,991.11 : x
  2. Step 2: Convert to fraction form
    803,533.52/1,108,889.73 = 440,991.11/x
  3. Step 3: Cross multiply
    803,533.52x = 1,108,889.73 × 440,991.11
  4. Step 4: Simplify right side
    803,533.52x = 489,010,515,672.53
  5. Step 5: Solve for x
    x = 489,010,515,672.53/803,533.52
  6. Step 6: Final answer
    x = 608,575.13

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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.