Home / 697,844.15-1,046,754.07-382,128.83

Finding the Fourth Proportional to 697,844.15, 1,046,754.07 and 382,128.83

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Solution

The fourth proportional to 697,844.15, 1,046,754.07 and 382,128.83 is: 573,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,844.15 : 1,046,754.07 = 382,128.83 : x
  2. Step 2: Convert to fraction form
    697,844.15/1,046,754.07 = 382,128.83/x
  3. Step 3: Cross multiply
    697,844.15x = 1,046,754.07 × 382,128.83
  4. Step 4: Simplify right side
    697,844.15x = 399,994,908,066.84
  5. Step 5: Solve for x
    x = 399,994,908,066.84/697,844.15
  6. Step 6: Final answer
    x = 573,186.59

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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.