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Finding the Fourth Proportional to 586,980.99, 880,428.44 and 187,514.51

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Solution

The fourth proportional to 586,980.99, 880,428.44 and 187,514.51 is: 281,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,980.99 : 880,428.44 = 187,514.51 : x
  2. Step 2: Convert to fraction form
    586,980.99/880,428.44 = 187,514.51/x
  3. Step 3: Cross multiply
    586,980.99x = 880,428.44 × 187,514.51
  4. Step 4: Simplify right side
    586,980.99x = 165,093,102,176.95
  5. Step 5: Solve for x
    x = 165,093,102,176.95/586,980.99
  6. Step 6: Final answer
    x = 281,258.00

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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.