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Finding the Fourth Proportional to 473,387.99, 653,277.83 and 258,528.06

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Solution

The fourth proportional to 473,387.99, 653,277.83 and 258,528.06 is: 356,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,387.99 : 653,277.83 = 258,528.06 : x
  2. Step 2: Convert to fraction form
    473,387.99/653,277.83 = 258,528.06/x
  3. Step 3: Cross multiply
    473,387.99x = 653,277.83 × 258,528.06
  4. Step 4: Simplify right side
    473,387.99x = 168,890,648,738.27
  5. Step 5: Solve for x
    x = 168,890,648,738.27/473,387.99
  6. Step 6: Final answer
    x = 356,770.04

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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.