Home / 374,868.18-561,957.30-203,840.03

Finding the Fourth Proportional to 374,868.18, 561,957.30 and 203,840.03

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Solution

The fourth proportional to 374,868.18, 561,957.30 and 203,840.03 is: 305,572.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,868.18 : 561,957.30 = 203,840.03 : x
  2. Step 2: Convert to fraction form
    374,868.18/561,957.30 = 203,840.03/x
  3. Step 3: Cross multiply
    374,868.18x = 561,957.30 × 203,840.03
  4. Step 4: Simplify right side
    374,868.18x = 114,549,390,080.93
  5. Step 5: Solve for x
    x = 114,549,390,080.93/374,868.18
  6. Step 6: Final answer
    x = 305,572.46

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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.