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Finding the Fourth Proportional to 494,957.67, 683,041.59 and 268,603.17

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Solution

The fourth proportional to 494,957.67, 683,041.59 and 268,603.17 is: 370,672.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,957.67 : 683,041.59 = 268,603.17 : x
  2. Step 2: Convert to fraction form
    494,957.67/683,041.59 = 268,603.17/x
  3. Step 3: Cross multiply
    494,957.67x = 683,041.59 × 268,603.17
  4. Step 4: Simplify right side
    494,957.67x = 183,467,136,315.84
  5. Step 5: Solve for x
    x = 183,467,136,315.84/494,957.67
  6. Step 6: Final answer
    x = 370,672.38

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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.