Home / 1,045,196.60-1,567,406.10-413,979.80

Finding the Fourth Proportional to 1,045,196.60, 1,567,406.10 and 413,979.80

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Solution

The fourth proportional to 1,045,196.60, 1,567,406.10 and 413,979.80 is: 620,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,196.60 : 1,567,406.10 = 413,979.80 : x
  2. Step 2: Convert to fraction form
    1,045,196.60/1,567,406.10 = 413,979.80/x
  3. Step 3: Cross multiply
    1,045,196.60x = 1,567,406.10 × 413,979.80
  4. Step 4: Simplify right side
    1,045,196.60x = 648,874,463,796.78
  5. Step 5: Solve for x
    x = 648,874,463,796.78/1,045,196.60
  6. Step 6: Final answer
    x = 620,815.70

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Double scale
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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.