Home / 607,938.14-839,056.68-411,615.56

Finding the Fourth Proportional to 607,938.14, 839,056.68 and 411,615.56

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Solution

The fourth proportional to 607,938.14, 839,056.68 and 411,615.56 is: 568,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,938.14 : 839,056.68 = 411,615.56 : x
  2. Step 2: Convert to fraction form
    607,938.14/839,056.68 = 411,615.56/x
  3. Step 3: Cross multiply
    607,938.14x = 839,056.68 × 411,615.56
  4. Step 4: Simplify right side
    607,938.14x = 345,368,785,209.94
  5. Step 5: Solve for x
    x = 345,368,785,209.94/607,938.14
  6. Step 6: Final answer
    x = 568,098.57

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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.