Home / 332,208.40-498,312.60-313,837.60

Finding the Fourth Proportional to 332,208.40, 498,312.60 and 313,837.60

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Solution

The fourth proportional to 332,208.40, 498,312.60 and 313,837.60 is: 470,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,208.40 : 498,312.60 = 313,837.60 : x
  2. Step 2: Convert to fraction form
    332,208.40/498,312.60 = 313,837.60/x
  3. Step 3: Cross multiply
    332,208.40x = 498,312.60 × 313,837.60
  4. Step 4: Simplify right side
    332,208.40x = 156,389,230,433.76
  5. Step 5: Solve for x
    x = 156,389,230,433.76/332,208.40
  6. Step 6: Final answer
    x = 470,756.40

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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.