Home / 1,124,423.60-1,686,635.40-376,469.60

Finding the Fourth Proportional to 1,124,423.60, 1,686,635.40 and 376,469.60

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Solution

The fourth proportional to 1,124,423.60, 1,686,635.40 and 376,469.60 is: 564,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,423.60 : 1,686,635.40 = 376,469.60 : x
  2. Step 2: Convert to fraction form
    1,124,423.60/1,686,635.40 = 376,469.60/x
  3. Step 3: Cross multiply
    1,124,423.60x = 1,686,635.40 × 376,469.60
  4. Step 4: Simplify right side
    1,124,423.60x = 634,966,954,383.84
  5. Step 5: Solve for x
    x = 634,966,954,383.84/1,124,423.60
  6. Step 6: Final answer
    x = 564,704.40

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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.