Home / 702,575.37-1,053,743.18-253,206.81

Finding the Fourth Proportional to 702,575.37, 1,053,743.18 and 253,206.81

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Solution

The fourth proportional to 702,575.37, 1,053,743.18 and 253,206.81 is: 379,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,575.37 : 1,053,743.18 = 253,206.81 : x
  2. Step 2: Convert to fraction form
    702,575.37/1,053,743.18 = 253,206.81/x
  3. Step 3: Cross multiply
    702,575.37x = 1,053,743.18 × 253,206.81
  4. Step 4: Simplify right side
    702,575.37x = 266,814,947,901.02
  5. Step 5: Solve for x
    x = 266,814,947,901.02/702,575.37
  6. Step 6: Final answer
    x = 379,767.01

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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.