Home / 723,836.32-1,085,383.50-382,463.08

Finding the Fourth Proportional to 723,836.32, 1,085,383.50 and 382,463.08

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Solution

The fourth proportional to 723,836.32, 1,085,383.50 and 382,463.08 is: 573,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,836.32 : 1,085,383.50 = 382,463.08 : x
  2. Step 2: Convert to fraction form
    723,836.32/1,085,383.50 = 382,463.08/x
  3. Step 3: Cross multiply
    723,836.32x = 1,085,383.50 × 382,463.08
  4. Step 4: Simplify right side
    723,836.32x = 415,119,116,391.18
  5. Step 5: Solve for x
    x = 415,119,116,391.18/723,836.32
  6. Step 6: Final answer
    x = 573,498.60

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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.