Home / 527,146.08-726,917.84-450,917.52

Finding the Fourth Proportional to 527,146.08, 726,917.84 and 450,917.52

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Solution

The fourth proportional to 527,146.08, 726,917.84 and 450,917.52 is: 621,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,146.08 : 726,917.84 = 450,917.52 : x
  2. Step 2: Convert to fraction form
    527,146.08/726,917.84 = 450,917.52/x
  3. Step 3: Cross multiply
    527,146.08x = 726,917.84 × 450,917.52
  4. Step 4: Simplify right side
    527,146.08x = 327,779,989,656.56
  5. Step 5: Solve for x
    x = 327,779,989,656.56/527,146.08
  6. Step 6: Final answer
    x = 621,801.06

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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.