Home / 531,955.28-734,193.24-317,109.08

Finding the Fourth Proportional to 531,955.28, 734,193.24 and 317,109.08

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Solution

The fourth proportional to 531,955.28, 734,193.24 and 317,109.08 is: 437,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,955.28 : 734,193.24 = 317,109.08 : x
  2. Step 2: Convert to fraction form
    531,955.28/734,193.24 = 317,109.08/x
  3. Step 3: Cross multiply
    531,955.28x = 734,193.24 × 317,109.08
  4. Step 4: Simplify right side
    531,955.28x = 232,819,342,878.62
  5. Step 5: Solve for x
    x = 232,819,342,878.62/531,955.28
  6. Step 6: Final answer
    x = 437,667.13

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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.