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Finding the Fourth Proportional to 610,045.75, 841,861.51 and 338,114.17

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Solution

The fourth proportional to 610,045.75, 841,861.51 and 338,114.17 is: 466,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,045.75 : 841,861.51 = 338,114.17 : x
  2. Step 2: Convert to fraction form
    610,045.75/841,861.51 = 338,114.17/x
  3. Step 3: Cross multiply
    610,045.75x = 841,861.51 × 338,114.17
  4. Step 4: Simplify right side
    610,045.75x = 284,645,305,708.60
  5. Step 5: Solve for x
    x = 284,645,305,708.60/610,045.75
  6. Step 6: Final answer
    x = 466,596.65

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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.