Home / 674,253.62-1,011,528.16-253,529.50

Finding the Fourth Proportional to 674,253.62, 1,011,528.16 and 253,529.50

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Solution

The fourth proportional to 674,253.62, 1,011,528.16 and 253,529.50 is: 380,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,253.62 : 1,011,528.16 = 253,529.50 : x
  2. Step 2: Convert to fraction form
    674,253.62/1,011,528.16 = 253,529.50/x
  3. Step 3: Cross multiply
    674,253.62x = 1,011,528.16 × 253,529.50
  4. Step 4: Simplify right side
    674,253.62x = 256,452,228,640.72
  5. Step 5: Solve for x
    x = 256,452,228,640.72/674,253.62
  6. Step 6: Final answer
    x = 380,349.80

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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.