Home / 577,416.80-865,664.40-244,719.20

Finding the Fourth Proportional to 577,416.80, 865,664.40 and 244,719.20

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Solution

The fourth proportional to 577,416.80, 865,664.40 and 244,719.20 is: 366,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,416.80 : 865,664.40 = 244,719.20 : x
  2. Step 2: Convert to fraction form
    577,416.80/865,664.40 = 244,719.20/x
  3. Step 3: Cross multiply
    577,416.80x = 865,664.40 × 244,719.20
  4. Step 4: Simplify right side
    577,416.80x = 211,844,699,436.48
  5. Step 5: Solve for x
    x = 211,844,699,436.48/577,416.80
  6. Step 6: Final answer
    x = 366,883.51

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1.5x scale

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.