Home / 885,936.40-1,222,592.40-483,528.40

Finding the Fourth Proportional to 885,936.40, 1,222,592.40 and 483,528.40

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Solution

The fourth proportional to 885,936.40, 1,222,592.40 and 483,528.40 is: 667,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,936.40 : 1,222,592.40 = 483,528.40 : x
  2. Step 2: Convert to fraction form
    885,936.40/1,222,592.40 = 483,528.40/x
  3. Step 3: Cross multiply
    885,936.40x = 1,222,592.40 × 483,528.40
  4. Step 4: Simplify right side
    885,936.40x = 591,158,147,024.16
  5. Step 5: Solve for x
    x = 591,158,147,024.16/885,936.40
  6. Step 6: Final answer
    x = 667,269.28

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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.