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Finding the Fourth Proportional to 474,119.22, 710,698.34 and 170,422.80

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Solution

The fourth proportional to 474,119.22, 710,698.34 and 170,422.80 is: 255,461.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,119.22 : 710,698.34 = 170,422.80 : x
  2. Step 2: Convert to fraction form
    474,119.22/710,698.34 = 170,422.80/x
  3. Step 3: Cross multiply
    474,119.22x = 710,698.34 × 170,422.80
  4. Step 4: Simplify right side
    474,119.22x = 121,119,201,058.15
  5. Step 5: Solve for x
    x = 121,119,201,058.15/474,119.22
  6. Step 6: Final answer
    x = 255,461.49

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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.