Home / 683,900.20-1,024,007.10-495,893.80

Finding the Fourth Proportional to 683,900.20, 1,024,007.10 and 495,893.80

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Solution

The fourth proportional to 683,900.20, 1,024,007.10 and 495,893.80 is: 742,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,900.20 : 1,024,007.10 = 495,893.80 : x
  2. Step 2: Convert to fraction form
    683,900.20/1,024,007.10 = 495,893.80/x
  3. Step 3: Cross multiply
    683,900.20x = 1,024,007.10 × 495,893.80
  4. Step 4: Simplify right side
    683,900.20x = 507,798,772,045.98
  5. Step 5: Solve for x
    x = 507,798,772,045.98/683,900.20
  6. Step 6: Final answer
    x = 742,504.20

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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.