Home / 709,998.36-1,064,603.88-236,425.38

Finding the Fourth Proportional to 709,998.36, 1,064,603.88 and 236,425.38

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Solution

The fourth proportional to 709,998.36, 1,064,603.88 and 236,425.38 is: 354,506.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,998.36 : 1,064,603.88 = 236,425.38 : x
  2. Step 2: Convert to fraction form
    709,998.36/1,064,603.88 = 236,425.38/x
  3. Step 3: Cross multiply
    709,998.36x = 1,064,603.88 × 236,425.38
  4. Step 4: Simplify right side
    709,998.36x = 251,699,376,878.47
  5. Step 5: Solve for x
    x = 251,699,376,878.47/709,998.36
  6. Step 6: Final answer
    x = 354,506.98

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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.