Home / 370,534.21-555,372.33-170,434.64

Finding the Fourth Proportional to 370,534.21, 555,372.33 and 170,434.64

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Solution

The fourth proportional to 370,534.21, 555,372.33 and 170,434.64 is: 255,454.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,534.21 : 555,372.33 = 170,434.64 : x
  2. Step 2: Convert to fraction form
    370,534.21/555,372.33 = 170,434.64/x
  3. Step 3: Cross multiply
    370,534.21x = 555,372.33 × 170,434.64
  4. Step 4: Simplify right side
    370,534.21x = 94,654,683,129.51
  5. Step 5: Solve for x
    x = 94,654,683,129.51/370,534.21
  6. Step 6: Final answer
    x = 255,454.64

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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.