Home / 360,256.37-497,157.47-196,917.53

Finding the Fourth Proportional to 360,256.37, 497,157.47 and 196,917.53

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Solution

The fourth proportional to 360,256.37, 497,157.47 and 196,917.53 is: 271,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,256.37 : 497,157.47 = 196,917.53 : x
  2. Step 2: Convert to fraction form
    360,256.37/497,157.47 = 196,917.53/x
  3. Step 3: Cross multiply
    360,256.37x = 497,157.47 × 196,917.53
  4. Step 4: Simplify right side
    360,256.37x = 97,899,017,543.07
  5. Step 5: Solve for x
    x = 97,899,017,543.07/360,256.37
  6. Step 6: Final answer
    x = 271,748.20

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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.