Home / 515,484.42-711,135.45-334,242.24

Finding the Fourth Proportional to 515,484.42, 711,135.45 and 334,242.24

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Solution

The fourth proportional to 515,484.42, 711,135.45 and 334,242.24 is: 461,103.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,484.42 : 711,135.45 = 334,242.24 : x
  2. Step 2: Convert to fraction form
    515,484.42/711,135.45 = 334,242.24/x
  3. Step 3: Cross multiply
    515,484.42x = 711,135.45 × 334,242.24
  4. Step 4: Simplify right side
    515,484.42x = 237,691,505,751.41
  5. Step 5: Solve for x
    x = 237,691,505,751.41/515,484.42
  6. Step 6: Final answer
    x = 461,103.18

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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.