Home / 993,527.60-1,490,680.20-362,505.20

Finding the Fourth Proportional to 993,527.60, 1,490,680.20 and 362,505.20

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Solution

The fourth proportional to 993,527.60, 1,490,680.20 and 362,505.20 is: 543,899.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,527.60 : 1,490,680.20 = 362,505.20 : x
  2. Step 2: Convert to fraction form
    993,527.60/1,490,680.20 = 362,505.20/x
  3. Step 3: Cross multiply
    993,527.60x = 1,490,680.20 × 362,505.20
  4. Step 4: Simplify right side
    993,527.60x = 540,379,324,037.04
  5. Step 5: Solve for x
    x = 540,379,324,037.04/993,527.60
  6. Step 6: Final answer
    x = 543,899.66

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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.