Home / 658,365.96-908,936.57-416,855.55

Finding the Fourth Proportional to 658,365.96, 908,936.57 and 416,855.55

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Solution

The fourth proportional to 658,365.96, 908,936.57 and 416,855.55 is: 575,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,365.96 : 908,936.57 = 416,855.55 : x
  2. Step 2: Convert to fraction form
    658,365.96/908,936.57 = 416,855.55/x
  3. Step 3: Cross multiply
    658,365.96x = 908,936.57 × 416,855.55
  4. Step 4: Simplify right side
    658,365.96x = 378,895,253,802.46
  5. Step 5: Solve for x
    x = 378,895,253,802.46/658,365.96
  6. Step 6: Final answer
    x = 575,508.57

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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.