Home / 527,253.20-789,036.60-483,016.40

Finding the Fourth Proportional to 527,253.20, 789,036.60 and 483,016.40

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Solution

The fourth proportional to 527,253.20, 789,036.60 and 483,016.40 is: 722,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,253.20 : 789,036.60 = 483,016.40 : x
  2. Step 2: Convert to fraction form
    527,253.20/789,036.60 = 483,016.40/x
  3. Step 3: Cross multiply
    527,253.20x = 789,036.60 × 483,016.40
  4. Step 4: Simplify right side
    527,253.20x = 381,117,618,000.24
  5. Step 5: Solve for x
    x = 381,117,618,000.24/527,253.20
  6. Step 6: Final answer
    x = 722,836.05

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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.