Home / 852,203.64-1,176,001.68-489,372.24

Finding the Fourth Proportional to 852,203.64, 1,176,001.68 and 489,372.24

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Solution

The fourth proportional to 852,203.64, 1,176,001.68 and 489,372.24 is: 675,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,203.64 : 1,176,001.68 = 489,372.24 : x
  2. Step 2: Convert to fraction form
    852,203.64/1,176,001.68 = 489,372.24/x
  3. Step 3: Cross multiply
    852,203.64x = 1,176,001.68 × 489,372.24
  4. Step 4: Simplify right side
    852,203.64x = 575,502,576,385.36
  5. Step 5: Solve for x
    x = 575,502,576,385.36/852,203.64
  6. Step 6: Final answer
    x = 675,311.10

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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.