Home / 497,278.24-686,257.32-270,938.32

Finding the Fourth Proportional to 497,278.24, 686,257.32 and 270,938.32

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Solution

The fourth proportional to 497,278.24, 686,257.32 and 270,938.32 is: 373,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,278.24 : 686,257.32 = 270,938.32 : x
  2. Step 2: Convert to fraction form
    497,278.24/686,257.32 = 270,938.32/x
  3. Step 3: Cross multiply
    497,278.24x = 686,257.32 × 270,938.32
  4. Step 4: Simplify right side
    497,278.24x = 185,933,405,368.50
  5. Step 5: Solve for x
    x = 185,933,405,368.50/497,278.24
  6. Step 6: Final answer
    x = 373,902.15

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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.