Home / 810,244.85-1,118,160.45-447,692.08

Finding the Fourth Proportional to 810,244.85, 1,118,160.45 and 447,692.08

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Solution

The fourth proportional to 810,244.85, 1,118,160.45 and 447,692.08 is: 617,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,244.85 : 1,118,160.45 = 447,692.08 : x
  2. Step 2: Convert to fraction form
    810,244.85/1,118,160.45 = 447,692.08/x
  3. Step 3: Cross multiply
    810,244.85x = 1,118,160.45 × 447,692.08
  4. Step 4: Simplify right side
    810,244.85x = 500,591,572,043.43
  5. Step 5: Solve for x
    x = 500,591,572,043.43/810,244.85
  6. Step 6: Final answer
    x = 617,827.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.