Home / 1,043,999.10-1,565,998.65-512,558.10

Finding the Fourth Proportional to 1,043,999.10, 1,565,998.65 and 512,558.10

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Solution

The fourth proportional to 1,043,999.10, 1,565,998.65 and 512,558.10 is: 768,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,999.10 : 1,565,998.65 = 512,558.10 : x
  2. Step 2: Convert to fraction form
    1,043,999.10/1,565,998.65 = 512,558.10/x
  3. Step 3: Cross multiply
    1,043,999.10x = 1,565,998.65 × 512,558.10
  4. Step 4: Simplify right side
    1,043,999.10x = 802,665,292,646.57
  5. Step 5: Solve for x
    x = 802,665,292,646.57/1,043,999.10
  6. Step 6: Final answer
    x = 768,837.15

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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.