Home / 417,453.16-576,047.28-236,181.64

Finding the Fourth Proportional to 417,453.16, 576,047.28 and 236,181.64

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Solution

The fourth proportional to 417,453.16, 576,047.28 and 236,181.64 is: 325,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,453.16 : 576,047.28 = 236,181.64 : x
  2. Step 2: Convert to fraction form
    417,453.16/576,047.28 = 236,181.64/x
  3. Step 3: Cross multiply
    417,453.16x = 576,047.28 × 236,181.64
  4. Step 4: Simplify right side
    417,453.16x = 136,051,791,307.94
  5. Step 5: Solve for x
    x = 136,051,791,307.94/417,453.16
  6. Step 6: Final answer
    x = 325,909.12

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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.