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Finding the Fourth Proportional to 553,572.33, 830,611.50 and 250,047.65

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Solution

The fourth proportional to 553,572.33, 830,611.50 and 250,047.65 is: 375,185.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,572.33 : 830,611.50 = 250,047.65 : x
  2. Step 2: Convert to fraction form
    553,572.33/830,611.50 = 250,047.65/x
  3. Step 3: Cross multiply
    553,572.33x = 830,611.50 × 250,047.65
  4. Step 4: Simplify right side
    553,572.33x = 207,692,453,637.98
  5. Step 5: Solve for x
    x = 207,692,453,637.98/553,572.33
  6. Step 6: Final answer
    x = 375,185.76

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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.