Home / 994,467.60-1,491,701.40-434,595.60

Finding the Fourth Proportional to 994,467.60, 1,491,701.40 and 434,595.60

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Solution

The fourth proportional to 994,467.60, 1,491,701.40 and 434,595.60 is: 651,893.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,467.60 : 1,491,701.40 = 434,595.60 : x
  2. Step 2: Convert to fraction form
    994,467.60/1,491,701.40 = 434,595.60/x
  3. Step 3: Cross multiply
    994,467.60x = 1,491,701.40 × 434,595.60
  4. Step 4: Simplify right side
    994,467.60x = 648,286,864,953.84
  5. Step 5: Solve for x
    x = 648,286,864,953.84/994,467.60
  6. Step 6: Final answer
    x = 651,893.40

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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.