Home / 709,404.80-1,064,116.56-236,090.24

Finding the Fourth Proportional to 709,404.80, 1,064,116.56 and 236,090.24

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Solution

The fourth proportional to 709,404.80, 1,064,116.56 and 236,090.24 is: 354,138.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,404.80 : 1,064,116.56 = 236,090.24 : x
  2. Step 2: Convert to fraction form
    709,404.80/1,064,116.56 = 236,090.24/x
  3. Step 3: Cross multiply
    709,404.80x = 1,064,116.56 × 236,090.24
  4. Step 4: Simplify right side
    709,404.80x = 251,227,534,038.37
  5. Step 5: Solve for x
    x = 251,227,534,038.37/709,404.80
  6. Step 6: Final answer
    x = 354,138.48

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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.