Home / 623,695.20-935,564.40-197,235.60

Finding the Fourth Proportional to 623,695.20, 935,564.40 and 197,235.60

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Solution

The fourth proportional to 623,695.20, 935,564.40 and 197,235.60 is: 295,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,695.20 : 935,564.40 = 197,235.60 : x
  2. Step 2: Convert to fraction form
    623,695.20/935,564.40 = 197,235.60/x
  3. Step 3: Cross multiply
    623,695.20x = 935,564.40 × 197,235.60
  4. Step 4: Simplify right side
    623,695.20x = 184,526,605,772.64
  5. Step 5: Solve for x
    x = 184,526,605,772.64/623,695.20
  6. Step 6: Final answer
    x = 295,860.23

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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.