Home / 683,130.90-1,025,352.45-346,551.60

Finding the Fourth Proportional to 683,130.90, 1,025,352.45 and 346,551.60

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Solution

The fourth proportional to 683,130.90, 1,025,352.45 and 346,551.60 is: 520,160.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,130.90 : 1,025,352.45 = 346,551.60 : x
  2. Step 2: Convert to fraction form
    683,130.90/1,025,352.45 = 346,551.60/x
  3. Step 3: Cross multiply
    683,130.90x = 1,025,352.45 × 346,551.60
  4. Step 4: Simplify right side
    683,130.90x = 355,337,532,111.42
  5. Step 5: Solve for x
    x = 355,337,532,111.42/683,130.90
  6. Step 6: Final answer
    x = 520,160.24

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Double scale
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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.