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Finding the Fourth Proportional to 554,663.06, 831,997.02 and 175,585.65

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Solution

The fourth proportional to 554,663.06, 831,997.02 and 175,585.65 is: 263,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,663.06 : 831,997.02 = 175,585.65 : x
  2. Step 2: Convert to fraction form
    554,663.06/831,997.02 = 175,585.65/x
  3. Step 3: Cross multiply
    554,663.06x = 831,997.02 × 175,585.65
  4. Step 4: Simplify right side
    554,663.06x = 146,086,737,554.76
  5. Step 5: Solve for x
    x = 146,086,737,554.76/554,663.06
  6. Step 6: Final answer
    x = 263,379.25

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Double scale
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Similar ratio
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1.5x scale

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.