Home / 446,274.85-615,705.34-285,224.17

Finding the Fourth Proportional to 446,274.85, 615,705.34 and 285,224.17

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Solution

The fourth proportional to 446,274.85, 615,705.34 and 285,224.17 is: 393,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,274.85 : 615,705.34 = 285,224.17 : x
  2. Step 2: Convert to fraction form
    446,274.85/615,705.34 = 285,224.17/x
  3. Step 3: Cross multiply
    446,274.85x = 615,705.34 × 285,224.17
  4. Step 4: Simplify right side
    446,274.85x = 175,614,044,566.07
  5. Step 5: Solve for x
    x = 175,614,044,566.07/446,274.85
  6. Step 6: Final answer
    x = 393,510.96

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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.