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Finding the Fourth Proportional to 237,937.40, 328,347.98 and 130,506.49

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Solution

The fourth proportional to 237,937.40, 328,347.98 and 130,506.49 is: 180,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,937.40 : 328,347.98 = 130,506.49 : x
  2. Step 2: Convert to fraction form
    237,937.40/328,347.98 = 130,506.49/x
  3. Step 3: Cross multiply
    237,937.40x = 328,347.98 × 130,506.49
  4. Step 4: Simplify right side
    237,937.40x = 42,851,542,615.69
  5. Step 5: Solve for x
    x = 42,851,542,615.69/237,937.40
  6. Step 6: Final answer
    x = 180,095.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.