Home / 665,200.40-997,581.90-244,421.60

Finding the Fourth Proportional to 665,200.40, 997,581.90 and 244,421.60

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Solution

The fourth proportional to 665,200.40, 997,581.90 and 244,421.60 is: 366,552.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,200.40 : 997,581.90 = 244,421.60 : x
  2. Step 2: Convert to fraction form
    665,200.40/997,581.90 = 244,421.60/x
  3. Step 3: Cross multiply
    665,200.40x = 997,581.90 × 244,421.60
  4. Step 4: Simplify right side
    665,200.40x = 243,830,564,129.04
  5. Step 5: Solve for x
    x = 243,830,564,129.04/665,200.40
  6. Step 6: Final answer
    x = 366,552.04

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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.