Home / 316,325.34-474,489.83-129,336.84

Finding the Fourth Proportional to 316,325.34, 474,489.83 and 129,336.84

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Solution

The fourth proportional to 316,325.34, 474,489.83 and 129,336.84 is: 194,006.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,325.34 : 474,489.83 = 129,336.84 : x
  2. Step 2: Convert to fraction form
    316,325.34/474,489.83 = 129,336.84/x
  3. Step 3: Cross multiply
    316,325.34x = 474,489.83 × 129,336.84
  4. Step 4: Simplify right side
    316,325.34x = 61,369,015,224.34
  5. Step 5: Solve for x
    x = 61,369,015,224.34/316,325.34
  6. Step 6: Final answer
    x = 194,006.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.