Home / 526,259.22-789,339.61-147,214.05

Finding the Fourth Proportional to 526,259.22, 789,339.61 and 147,214.05

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Solution

The fourth proportional to 526,259.22, 789,339.61 and 147,214.05 is: 220,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,259.22 : 789,339.61 = 147,214.05 : x
  2. Step 2: Convert to fraction form
    526,259.22/789,339.61 = 147,214.05/x
  3. Step 3: Cross multiply
    526,259.22x = 789,339.61 × 147,214.05
  4. Step 4: Simplify right side
    526,259.22x = 116,201,880,813.52
  5. Step 5: Solve for x
    x = 116,201,880,813.52/526,259.22
  6. Step 6: Final answer
    x = 220,807.31

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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.