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Finding the Fourth Proportional to 237,881.51, 358,247.69 and 216,623.87

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Solution

The fourth proportional to 237,881.51, 358,247.69 and 216,623.87 is: 326,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,881.51 : 358,247.69 = 216,623.87 : x
  2. Step 2: Convert to fraction form
    237,881.51/358,247.69 = 216,623.87/x
  3. Step 3: Cross multiply
    237,881.51x = 358,247.69 × 216,623.87
  4. Step 4: Simplify right side
    237,881.51x = 77,604,998,152.00
  5. Step 5: Solve for x
    x = 77,604,998,152.00/237,881.51
  6. Step 6: Final answer
    x = 326,233.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.