Home / 637,977.60-956,966.40-194,745.60

Finding the Fourth Proportional to 637,977.60, 956,966.40 and 194,745.60

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Solution

The fourth proportional to 637,977.60, 956,966.40 and 194,745.60 is: 292,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,977.60 : 956,966.40 = 194,745.60 : x
  2. Step 2: Convert to fraction form
    637,977.60/956,966.40 = 194,745.60/x
  3. Step 3: Cross multiply
    637,977.60x = 956,966.40 × 194,745.60
  4. Step 4: Simplify right side
    637,977.60x = 186,364,995,747.84
  5. Step 5: Solve for x
    x = 186,364,995,747.84/637,977.60
  6. Step 6: Final answer
    x = 292,118.40

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Double scale
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Similar ratio
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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.