Home / 768,037.44-1,059,951.80-423,941.70

Finding the Fourth Proportional to 768,037.44, 1,059,951.80 and 423,941.70

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Solution

The fourth proportional to 768,037.44, 1,059,951.80 and 423,941.70 is: 585,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,037.44 : 1,059,951.80 = 423,941.70 : x
  2. Step 2: Convert to fraction form
    768,037.44/1,059,951.80 = 423,941.70/x
  3. Step 3: Cross multiply
    768,037.44x = 1,059,951.80 × 423,941.70
  4. Step 4: Simplify right side
    768,037.44x = 449,357,768,010.06
  5. Step 5: Solve for x
    x = 449,357,768,010.06/768,037.44
  6. Step 6: Final answer
    x = 585,072.74

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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.