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Finding the Fourth Proportional to 237,254.40, 355,881.60 and 79,466.40

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Solution

The fourth proportional to 237,254.40, 355,881.60 and 79,466.40 is: 119,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,254.40 : 355,881.60 = 79,466.40 : x
  2. Step 2: Convert to fraction form
    237,254.40/355,881.60 = 79,466.40/x
  3. Step 3: Cross multiply
    237,254.40x = 355,881.60 × 79,466.40
  4. Step 4: Simplify right side
    237,254.40x = 28,280,629,578.24
  5. Step 5: Solve for x
    x = 28,280,629,578.24/237,254.40
  6. Step 6: Final answer
    x = 119,199.60

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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.