Home / 916,293.78-1,373,037.84-383,524.74

Finding the Fourth Proportional to 916,293.78, 1,373,037.84 and 383,524.74

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Solution

The fourth proportional to 916,293.78, 1,373,037.84 and 383,524.74 is: 574,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,293.78 : 1,373,037.84 = 383,524.74 : x
  2. Step 2: Convert to fraction form
    916,293.78/1,373,037.84 = 383,524.74/x
  3. Step 3: Cross multiply
    916,293.78x = 1,373,037.84 × 383,524.74
  4. Step 4: Simplify right side
    916,293.78x = 526,593,980,596.16
  5. Step 5: Solve for x
    x = 526,593,980,596.16/916,293.78
  6. Step 6: Final answer
    x = 574,699.94

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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.