Home / 733,281.64-1,011,705.84-461,620.72

Finding the Fourth Proportional to 733,281.64, 1,011,705.84 and 461,620.72

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Solution

The fourth proportional to 733,281.64, 1,011,705.84 and 461,620.72 is: 636,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,281.64 : 1,011,705.84 = 461,620.72 : x
  2. Step 2: Convert to fraction form
    733,281.64/1,011,705.84 = 461,620.72/x
  3. Step 3: Cross multiply
    733,281.64x = 1,011,705.84 × 461,620.72
  4. Step 4: Simplify right side
    733,281.64x = 467,024,378,289.01
  5. Step 5: Solve for x
    x = 467,024,378,289.01/733,281.64
  6. Step 6: Final answer
    x = 636,896.32

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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.