Home / 597,189.40-894,898.01-438,642.84

Finding the Fourth Proportional to 597,189.40, 894,898.01 and 438,642.84

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Solution

The fourth proportional to 597,189.40, 894,898.01 and 438,642.84 is: 657,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,189.40 : 894,898.01 = 438,642.84 : x
  2. Step 2: Convert to fraction form
    597,189.40/894,898.01 = 438,642.84/x
  3. Step 3: Cross multiply
    597,189.40x = 894,898.01 × 438,642.84
  4. Step 4: Simplify right side
    597,189.40x = 392,540,604,616.75
  5. Step 5: Solve for x
    x = 392,540,604,616.75/597,189.40
  6. Step 6: Final answer
    x = 657,313.42

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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.