Home / 990,094.15-1,366,095.75-560,374.27

Finding the Fourth Proportional to 990,094.15, 1,366,095.75 and 560,374.27

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Solution

The fourth proportional to 990,094.15, 1,366,095.75 and 560,374.27 is: 773,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,094.15 : 1,366,095.75 = 560,374.27 : x
  2. Step 2: Convert to fraction form
    990,094.15/1,366,095.75 = 560,374.27/x
  3. Step 3: Cross multiply
    990,094.15x = 1,366,095.75 × 560,374.27
  4. Step 4: Simplify right side
    990,094.15x = 765,524,908,656.35
  5. Step 5: Solve for x
    x = 765,524,908,656.35/990,094.15
  6. Step 6: Final answer
    x = 773,183.95

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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.