Home / 705,334.12-973,719.52-447,474.44

Finding the Fourth Proportional to 705,334.12, 973,719.52 and 447,474.44

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Solution

The fourth proportional to 705,334.12, 973,719.52 and 447,474.44 is: 617,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,334.12 : 973,719.52 = 447,474.44 : x
  2. Step 2: Convert to fraction form
    705,334.12/973,719.52 = 447,474.44/x
  3. Step 3: Cross multiply
    705,334.12x = 973,719.52 × 447,474.44
  4. Step 4: Simplify right side
    705,334.12x = 435,714,596,929.07
  5. Step 5: Solve for x
    x = 435,714,596,929.07/705,334.12
  6. Step 6: Final answer
    x = 617,742.12

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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.