Home / 510,089.58-764,470.08-317,885.04

Finding the Fourth Proportional to 510,089.58, 764,470.08 and 317,885.04

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Solution

The fourth proportional to 510,089.58, 764,470.08 and 317,885.04 is: 476,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,089.58 : 764,470.08 = 317,885.04 : x
  2. Step 2: Convert to fraction form
    510,089.58/764,470.08 = 317,885.04/x
  3. Step 3: Cross multiply
    510,089.58x = 764,470.08 × 317,885.04
  4. Step 4: Simplify right side
    510,089.58x = 243,013,601,959.60
  5. Step 5: Solve for x
    x = 243,013,601,959.60/510,089.58
  6. Step 6: Final answer
    x = 476,413.58

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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.