Home / 950,280.80-1,310,890.32-587,588.72

Finding the Fourth Proportional to 950,280.80, 1,310,890.32 and 587,588.72

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Solution

The fourth proportional to 950,280.80, 1,310,890.32 and 587,588.72 is: 810,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,280.80 : 1,310,890.32 = 587,588.72 : x
  2. Step 2: Convert to fraction form
    950,280.80/1,310,890.32 = 587,588.72/x
  3. Step 3: Cross multiply
    950,280.80x = 1,310,890.32 × 587,588.72
  4. Step 4: Simplify right side
    950,280.80x = 770,264,365,189.19
  5. Step 5: Solve for x
    x = 770,264,365,189.19/950,280.80
  6. Step 6: Final answer
    x = 810,565.01

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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.