Home / 436,812.12-602,701.02-245,755.80

Finding the Fourth Proportional to 436,812.12, 602,701.02 and 245,755.80

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Solution

The fourth proportional to 436,812.12, 602,701.02 and 245,755.80 is: 339,086.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,812.12 : 602,701.02 = 245,755.80 : x
  2. Step 2: Convert to fraction form
    436,812.12/602,701.02 = 245,755.80/x
  3. Step 3: Cross multiply
    436,812.12x = 602,701.02 × 245,755.80
  4. Step 4: Simplify right side
    436,812.12x = 148,117,271,330.92
  5. Step 5: Solve for x
    x = 148,117,271,330.92/436,812.12
  6. Step 6: Final answer
    x = 339,086.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.