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Finding the Fourth Proportional to 614,870.46, 916,193.33 and 547,795.20

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Solution

The fourth proportional to 614,870.46, 916,193.33 and 547,795.20 is: 816,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,870.46 : 916,193.33 = 547,795.20 : x
  2. Step 2: Convert to fraction form
    614,870.46/916,193.33 = 547,795.20/x
  3. Step 3: Cross multiply
    614,870.46x = 916,193.33 × 547,795.20
  4. Step 4: Simplify right side
    614,870.46x = 501,886,305,707.04
  5. Step 5: Solve for x
    x = 501,886,305,707.04/614,870.46
  6. Step 6: Final answer
    x = 816,247.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.