Home / 739,233.72-1,103,503.05-649,553.40

Finding the Fourth Proportional to 739,233.72, 1,103,503.05 and 649,553.40

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Solution

The fourth proportional to 739,233.72, 1,103,503.05 and 649,553.40 is: 969,631.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,233.72 : 1,103,503.05 = 649,553.40 : x
  2. Step 2: Convert to fraction form
    739,233.72/1,103,503.05 = 649,553.40/x
  3. Step 3: Cross multiply
    739,233.72x = 1,103,503.05 × 649,553.40
  4. Step 4: Simplify right side
    739,233.72x = 716,784,158,037.87
  5. Step 5: Solve for x
    x = 716,784,158,037.87/739,233.72
  6. Step 6: Final answer
    x = 969,631.31

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1.5x scale

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.