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Finding the Fourth Proportional to 430,611.98, 594,309.83 and 258,624.91

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Solution

The fourth proportional to 430,611.98, 594,309.83 and 258,624.91 is: 356,941.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,611.98 : 594,309.83 = 258,624.91 : x
  2. Step 2: Convert to fraction form
    430,611.98/594,309.83 = 258,624.91/x
  3. Step 3: Cross multiply
    430,611.98x = 594,309.83 × 258,624.91
  4. Step 4: Simplify right side
    430,611.98x = 153,703,325,456.65
  5. Step 5: Solve for x
    x = 153,703,325,456.65/430,611.98
  6. Step 6: Final answer
    x = 356,941.60

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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.