Home / 790,865.37-1,186,052.63-285,360.71

Finding the Fourth Proportional to 790,865.37, 1,186,052.63 and 285,360.71

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Solution

The fourth proportional to 790,865.37, 1,186,052.63 and 285,360.71 is: 427,952.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,865.37 : 1,186,052.63 = 285,360.71 : x
  2. Step 2: Convert to fraction form
    790,865.37/1,186,052.63 = 285,360.71/x
  3. Step 3: Cross multiply
    790,865.37x = 1,186,052.63 × 285,360.71
  4. Step 4: Simplify right side
    790,865.37x = 338,452,813,237.10
  5. Step 5: Solve for x
    x = 338,452,813,237.10/790,865.37
  6. Step 6: Final answer
    x = 427,952.50

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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.