Home / 495,345.44-743,010.14-195,828.80

Finding the Fourth Proportional to 495,345.44, 743,010.14 and 195,828.80

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Solution

The fourth proportional to 495,345.44, 743,010.14 and 195,828.80 is: 293,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,345.44 : 743,010.14 = 195,828.80 : x
  2. Step 2: Convert to fraction form
    495,345.44/743,010.14 = 195,828.80/x
  3. Step 3: Cross multiply
    495,345.44x = 743,010.14 × 195,828.80
  4. Step 4: Simplify right side
    495,345.44x = 145,502,784,104.03
  5. Step 5: Solve for x
    x = 145,502,784,104.03/495,345.44
  6. Step 6: Final answer
    x = 293,740.03

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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.