Home / 623,742.28-935,728.76-197,385.44

Finding the Fourth Proportional to 623,742.28, 935,728.76 and 197,385.44

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Solution

The fourth proportional to 623,742.28, 935,728.76 and 197,385.44 is: 296,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,742.28 : 935,728.76 = 197,385.44 : x
  2. Step 2: Convert to fraction form
    623,742.28/935,728.76 = 197,385.44/x
  3. Step 3: Cross multiply
    623,742.28x = 935,728.76 × 197,385.44
  4. Step 4: Simplify right side
    623,742.28x = 184,699,233,013.25
  5. Step 5: Solve for x
    x = 184,699,233,013.25/623,742.28
  6. Step 6: Final answer
    x = 296,114.66

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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.