Home / 953,478.20-1,430,217.30-504,025.40

Finding the Fourth Proportional to 953,478.20, 1,430,217.30 and 504,025.40

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Solution

The fourth proportional to 953,478.20, 1,430,217.30 and 504,025.40 is: 756,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,478.20 : 1,430,217.30 = 504,025.40 : x
  2. Step 2: Convert to fraction form
    953,478.20/1,430,217.30 = 504,025.40/x
  3. Step 3: Cross multiply
    953,478.20x = 1,430,217.30 × 504,025.40
  4. Step 4: Simplify right side
    953,478.20x = 720,865,846,719.42
  5. Step 5: Solve for x
    x = 720,865,846,719.42/953,478.20
  6. Step 6: Final answer
    x = 756,038.10

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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.