Home / 738,917.52-1,019,025-554,418.96

Finding the Fourth Proportional to 738,917.52, 1,019,025 and 554,418.96

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Solution

The fourth proportional to 738,917.52, 1,019,025 and 554,418.96 is: 764,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,917.52 : 1,019,025 = 554,418.96 : x
  2. Step 2: Convert to fraction form
    738,917.52/1,019,025 = 554,418.96/x
  3. Step 3: Cross multiply
    738,917.52x = 1,019,025 × 554,418.96
  4. Step 4: Simplify right side
    738,917.52x = 564,966,780,714
  5. Step 5: Solve for x
    x = 564,966,780,714/738,917.52
  6. Step 6: Final answer
    x = 764,587.07

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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.