Home / 1,150,723.08-1,588,006.20-634,496.40

Finding the Fourth Proportional to 1,150,723.08, 1,588,006.20 and 634,496.40

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Solution

The fourth proportional to 1,150,723.08, 1,588,006.20 and 634,496.40 is: 875,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,723.08 : 1,588,006.20 = 634,496.40 : x
  2. Step 2: Convert to fraction form
    1,150,723.08/1,588,006.20 = 634,496.40/x
  3. Step 3: Cross multiply
    1,150,723.08x = 1,588,006.20 × 634,496.40
  4. Step 4: Simplify right side
    1,150,723.08x = 1,007,584,217,077.68
  5. Step 5: Solve for x
    x = 1,007,584,217,077.68/1,150,723.08
  6. Step 6: Final answer
    x = 875,609.64

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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.