Home / 980,746.54-1,471,117.65-261,088.41

Finding the Fourth Proportional to 980,746.54, 1,471,117.65 and 261,088.41

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Solution

The fourth proportional to 980,746.54, 1,471,117.65 and 261,088.41 is: 391,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,746.54 : 1,471,117.65 = 261,088.41 : x
  2. Step 2: Convert to fraction form
    980,746.54/1,471,117.65 = 261,088.41/x
  3. Step 3: Cross multiply
    980,746.54x = 1,471,117.65 × 261,088.41
  4. Step 4: Simplify right side
    980,746.54x = 384,091,768,161.44
  5. Step 5: Solve for x
    x = 384,091,768,161.44/980,746.54
  6. Step 6: Final answer
    x = 391,632.04

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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.