Home / 697,080.51-1,045,620.63-198,444.51

Finding the Fourth Proportional to 697,080.51, 1,045,620.63 and 198,444.51

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Solution

The fourth proportional to 697,080.51, 1,045,620.63 and 198,444.51 is: 297,666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,080.51 : 1,045,620.63 = 198,444.51 : x
  2. Step 2: Convert to fraction form
    697,080.51/1,045,620.63 = 198,444.51/x
  3. Step 3: Cross multiply
    697,080.51x = 1,045,620.63 × 198,444.51
  4. Step 4: Simplify right side
    697,080.51x = 207,497,673,566.24
  5. Step 5: Solve for x
    x = 207,497,673,566.24/697,080.51
  6. Step 6: Final answer
    x = 297,666.73

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Similar ratio
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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.