Home / 356,134.90-534,002.66-243,941.80

Finding the Fourth Proportional to 356,134.90, 534,002.66 and 243,941.80

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Solution

The fourth proportional to 356,134.90, 534,002.66 and 243,941.80 is: 365,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,134.90 : 534,002.66 = 243,941.80 : x
  2. Step 2: Convert to fraction form
    356,134.90/534,002.66 = 243,941.80/x
  3. Step 3: Cross multiply
    356,134.90x = 534,002.66 × 243,941.80
  4. Step 4: Simplify right side
    356,134.90x = 130,265,570,085.19
  5. Step 5: Solve for x
    x = 130,265,570,085.19/356,134.90
  6. Step 6: Final answer
    x = 365,775.92

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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.