Home / 424,625.22-585,987.21-243,333.18

Finding the Fourth Proportional to 424,625.22, 585,987.21 and 243,333.18

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Solution

The fourth proportional to 424,625.22, 585,987.21 and 243,333.18 is: 335,802.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,625.22 : 585,987.21 = 243,333.18 : x
  2. Step 2: Convert to fraction form
    424,625.22/585,987.21 = 243,333.18/x
  3. Step 3: Cross multiply
    424,625.22x = 585,987.21 × 243,333.18
  4. Step 4: Simplify right side
    424,625.22x = 142,590,131,248.63
  5. Step 5: Solve for x
    x = 142,590,131,248.63/424,625.22
  6. Step 6: Final answer
    x = 335,802.31

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1.5x scale

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.