Home / 424,117.76-585,087.44-375,769

Finding the Fourth Proportional to 424,117.76, 585,087.44 and 375,769

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Solution

The fourth proportional to 424,117.76, 585,087.44 and 375,769 is: 518,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,117.76 : 585,087.44 = 375,769 : x
  2. Step 2: Convert to fraction form
    424,117.76/585,087.44 = 375,769/x
  3. Step 3: Cross multiply
    424,117.76x = 585,087.44 × 375,769
  4. Step 4: Simplify right side
    424,117.76x = 219,857,722,241.36
  5. Step 5: Solve for x
    x = 219,857,722,241.36/424,117.76
  6. Step 6: Final answer
    x = 518,388.39

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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.