Home / 531,945.64-733,984.74-317,105.68

Finding the Fourth Proportional to 531,945.64, 733,984.74 and 317,105.68

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Solution

The fourth proportional to 531,945.64, 733,984.74 and 317,105.68 is: 437,546.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,945.64 : 733,984.74 = 317,105.68 : x
  2. Step 2: Convert to fraction form
    531,945.64/733,984.74 = 317,105.68/x
  3. Step 3: Cross multiply
    531,945.64x = 733,984.74 × 317,105.68
  4. Step 4: Simplify right side
    531,945.64x = 232,750,730,087.32
  5. Step 5: Solve for x
    x = 232,750,730,087.32/531,945.64
  6. Step 6: Final answer
    x = 437,546.08

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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.