Home / 591,628.40-887,442.60-405,004.40

Finding the Fourth Proportional to 591,628.40, 887,442.60 and 405,004.40

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Solution

The fourth proportional to 591,628.40, 887,442.60 and 405,004.40 is: 607,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,628.40 : 887,442.60 = 405,004.40 : x
  2. Step 2: Convert to fraction form
    591,628.40/887,442.60 = 405,004.40/x
  3. Step 3: Cross multiply
    591,628.40x = 887,442.60 × 405,004.40
  4. Step 4: Simplify right side
    591,628.40x = 359,418,157,747.44
  5. Step 5: Solve for x
    x = 359,418,157,747.44/591,628.40
  6. Step 6: Final answer
    x = 607,506.60

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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.