Home / 498,868.26-688,453.33-272,528.34

Finding the Fourth Proportional to 498,868.26, 688,453.33 and 272,528.34

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Solution

The fourth proportional to 498,868.26, 688,453.33 and 272,528.34 is: 376,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,868.26 : 688,453.33 = 272,528.34 : x
  2. Step 2: Convert to fraction form
    498,868.26/688,453.33 = 272,528.34/x
  3. Step 3: Cross multiply
    498,868.26x = 688,453.33 × 272,528.34
  4. Step 4: Simplify right side
    498,868.26x = 187,623,043,192.37
  5. Step 5: Solve for x
    x = 187,623,043,192.37/498,868.26
  6. Step 6: Final answer
    x = 376,097.38

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1.5x scale

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.