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Finding the Fourth Proportional to 237,903.17, 328,315.86 and 130,477.12

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Solution

The fourth proportional to 237,903.17, 328,315.86 and 130,477.12 is: 180,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,903.17 : 328,315.86 = 130,477.12 : x
  2. Step 2: Convert to fraction form
    237,903.17/328,315.86 = 130,477.12/x
  3. Step 3: Cross multiply
    237,903.17x = 328,315.86 × 130,477.12
  4. Step 4: Simplify right side
    237,903.17x = 42,837,707,042.33
  5. Step 5: Solve for x
    x = 42,837,707,042.33/237,903.17
  6. Step 6: Final answer
    x = 180,063.63

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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.