Home / 396,376.04-546,962.76-235,203.32

Finding the Fourth Proportional to 396,376.04, 546,962.76 and 235,203.32

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Solution

The fourth proportional to 396,376.04, 546,962.76 and 235,203.32 is: 324,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,376.04 : 546,962.76 = 235,203.32 : x
  2. Step 2: Convert to fraction form
    396,376.04/546,962.76 = 235,203.32/x
  3. Step 3: Cross multiply
    396,376.04x = 546,962.76 × 235,203.32
  4. Step 4: Simplify right side
    396,376.04x = 128,647,457,068.36
  5. Step 5: Solve for x
    x = 128,647,457,068.36/396,376.04
  6. Step 6: Final answer
    x = 324,559.12

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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.