Home / 880,094.97-1,214,488.62-540,497.61

Finding the Fourth Proportional to 880,094.97, 1,214,488.62 and 540,497.61

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Solution

The fourth proportional to 880,094.97, 1,214,488.62 and 540,497.61 is: 745,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,094.97 : 1,214,488.62 = 540,497.61 : x
  2. Step 2: Convert to fraction form
    880,094.97/1,214,488.62 = 540,497.61/x
  3. Step 3: Cross multiply
    880,094.97x = 1,214,488.62 × 540,497.61
  4. Step 4: Simplify right side
    880,094.97x = 656,428,196,482.20
  5. Step 5: Solve for x
    x = 656,428,196,482.20/880,094.97
  6. Step 6: Final answer
    x = 745,860.64

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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.