Home / 697,218.84-1,045,482.93-247,872.42

Finding the Fourth Proportional to 697,218.84, 1,045,482.93 and 247,872.42

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Solution

The fourth proportional to 697,218.84, 1,045,482.93 and 247,872.42 is: 371,685.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,218.84 : 1,045,482.93 = 247,872.42 : x
  2. Step 2: Convert to fraction form
    697,218.84/1,045,482.93 = 247,872.42/x
  3. Step 3: Cross multiply
    697,218.84x = 1,045,482.93 × 247,872.42
  4. Step 4: Simplify right side
    697,218.84x = 259,146,383,927.79
  5. Step 5: Solve for x
    x = 259,146,383,927.79/697,218.84
  6. Step 6: Final answer
    x = 371,685.86

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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.