Home / 423,045-583,791.42-241,745.40

Finding the Fourth Proportional to 423,045, 583,791.42 and 241,745.40

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Solution

The fourth proportional to 423,045, 583,791.42 and 241,745.40 is: 333,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,045 : 583,791.42 = 241,745.40 : x
  2. Step 2: Convert to fraction form
    423,045/583,791.42 = 241,745.40/x
  3. Step 3: Cross multiply
    423,045x = 583,791.42 × 241,745.40
  4. Step 4: Simplify right side
    423,045x = 141,128,890,344.47
  5. Step 5: Solve for x
    x = 141,128,890,344.47/423,045
  6. Step 6: Final answer
    x = 333,602.55

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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.