Home / 896,771.52-1,345,158.72-615,435.84

Finding the Fourth Proportional to 896,771.52, 1,345,158.72 and 615,435.84

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Solution

The fourth proportional to 896,771.52, 1,345,158.72 and 615,435.84 is: 923,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,771.52 : 1,345,158.72 = 615,435.84 : x
  2. Step 2: Convert to fraction form
    896,771.52/1,345,158.72 = 615,435.84/x
  3. Step 3: Cross multiply
    896,771.52x = 1,345,158.72 × 615,435.84
  4. Step 4: Simplify right side
    896,771.52x = 827,858,886,776.53
  5. Step 5: Solve for x
    x = 827,858,886,776.53/896,771.52
  6. Step 6: Final answer
    x = 923,154.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.