Home / 743,683.92-1,025,994.06-550,553.91

Finding the Fourth Proportional to 743,683.92, 1,025,994.06 and 550,553.91

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Solution

The fourth proportional to 743,683.92, 1,025,994.06 and 550,553.91 is: 759,549.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,683.92 : 1,025,994.06 = 550,553.91 : x
  2. Step 2: Convert to fraction form
    743,683.92/1,025,994.06 = 550,553.91/x
  3. Step 3: Cross multiply
    743,683.92x = 1,025,994.06 × 550,553.91
  4. Step 4: Simplify right side
    743,683.92x = 564,865,041,369.78
  5. Step 5: Solve for x
    x = 564,865,041,369.78/743,683.92
  6. Step 6: Final answer
    x = 759,549.89

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Double scale
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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.