Home / 350,648.02-483,669.88-243,178.84

Finding the Fourth Proportional to 350,648.02, 483,669.88 and 243,178.84

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Solution

The fourth proportional to 350,648.02, 483,669.88 and 243,178.84 is: 335,431.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,648.02 : 483,669.88 = 243,178.84 : x
  2. Step 2: Convert to fraction form
    350,648.02/483,669.88 = 243,178.84/x
  3. Step 3: Cross multiply
    350,648.02x = 483,669.88 × 243,178.84
  4. Step 4: Simplify right side
    350,648.02x = 117,618,281,725.86
  5. Step 5: Solve for x
    x = 117,618,281,725.86/350,648.02
  6. Step 6: Final answer
    x = 335,431.19

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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.