Home / 755,849.21-1,043,071.85-416,317.46

Finding the Fourth Proportional to 755,849.21, 1,043,071.85 and 416,317.46

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Solution

The fourth proportional to 755,849.21, 1,043,071.85 and 416,317.46 is: 574,518.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,849.21 : 1,043,071.85 = 416,317.46 : x
  2. Step 2: Convert to fraction form
    755,849.21/1,043,071.85 = 416,317.46/x
  3. Step 3: Cross multiply
    755,849.21x = 1,043,071.85 × 416,317.46
  4. Step 4: Simplify right side
    755,849.21x = 434,249,019,014.94
  5. Step 5: Solve for x
    x = 434,249,019,014.94/755,849.21
  6. Step 6: Final answer
    x = 574,518.06

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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.