Home / 709,785.78-1,064,848.16-236,475.24

Finding the Fourth Proportional to 709,785.78, 1,064,848.16 and 236,475.24

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Solution

The fourth proportional to 709,785.78, 1,064,848.16 and 236,475.24 is: 354,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,785.78 : 1,064,848.16 = 236,475.24 : x
  2. Step 2: Convert to fraction form
    709,785.78/1,064,848.16 = 236,475.24/x
  3. Step 3: Cross multiply
    709,785.78x = 1,064,848.16 × 236,475.24
  4. Step 4: Simplify right side
    709,785.78x = 251,810,224,199.56
  5. Step 5: Solve for x
    x = 251,810,224,199.56/709,785.78
  6. Step 6: Final answer
    x = 354,769.33

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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.