Home / 477,827.28-659,445.84-263,010.96

Finding the Fourth Proportional to 477,827.28, 659,445.84 and 263,010.96

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Solution

The fourth proportional to 477,827.28, 659,445.84 and 263,010.96 is: 362,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,827.28 : 659,445.84 = 263,010.96 : x
  2. Step 2: Convert to fraction form
    477,827.28/659,445.84 = 263,010.96/x
  3. Step 3: Cross multiply
    477,827.28x = 659,445.84 × 263,010.96
  4. Step 4: Simplify right side
    477,827.28x = 173,441,483,446.41
  5. Step 5: Solve for x
    x = 173,441,483,446.41/477,827.28
  6. Step 6: Final answer
    x = 362,979.45

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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.