Home / 264,892.12-397,337.70-186,357.40

Finding the Fourth Proportional to 264,892.12, 397,337.70 and 186,357.40

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Solution

The fourth proportional to 264,892.12, 397,337.70 and 186,357.40 is: 279,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,892.12 : 397,337.70 = 186,357.40 : x
  2. Step 2: Convert to fraction form
    264,892.12/397,337.70 = 186,357.40/x
  3. Step 3: Cross multiply
    264,892.12x = 397,337.70 × 186,357.40
  4. Step 4: Simplify right side
    264,892.12x = 74,046,820,693.98
  5. Step 5: Solve for x
    x = 74,046,820,693.98/264,892.12
  6. Step 6: Final answer
    x = 279,535.76

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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.