Home / 557,985.30-837,085.67-238,132.50

Finding the Fourth Proportional to 557,985.30, 837,085.67 and 238,132.50

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Solution

The fourth proportional to 557,985.30, 837,085.67 and 238,132.50 is: 357,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,985.30 : 837,085.67 = 238,132.50 : x
  2. Step 2: Convert to fraction form
    557,985.30/837,085.67 = 238,132.50/x
  3. Step 3: Cross multiply
    557,985.30x = 837,085.67 × 238,132.50
  4. Step 4: Simplify right side
    557,985.30x = 199,337,302,120.61
  5. Step 5: Solve for x
    x = 199,337,302,120.61/557,985.30
  6. Step 6: Final answer
    x = 357,244.72

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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.