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Finding the Fourth Proportional to 473,008.95, 652,754.16 and 258,153.75

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Solution

The fourth proportional to 473,008.95, 652,754.16 and 258,153.75 is: 356,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,008.95 : 652,754.16 = 258,153.75 : x
  2. Step 2: Convert to fraction form
    473,008.95/652,754.16 = 258,153.75/x
  3. Step 3: Cross multiply
    473,008.95x = 652,754.16 × 258,153.75
  4. Step 4: Simplify right side
    473,008.95x = 168,510,934,232.10
  5. Step 5: Solve for x
    x = 168,510,934,232.10/473,008.95
  6. Step 6: Final answer
    x = 356,253.16

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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.