Home / 907,235.20-1,359,540.60-401,382.10

Finding the Fourth Proportional to 907,235.20, 1,359,540.60 and 401,382.10

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Solution

The fourth proportional to 907,235.20, 1,359,540.60 and 401,382.10 is: 601,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,235.20 : 1,359,540.60 = 401,382.10 : x
  2. Step 2: Convert to fraction form
    907,235.20/1,359,540.60 = 401,382.10/x
  3. Step 3: Cross multiply
    907,235.20x = 1,359,540.60 × 401,382.10
  4. Step 4: Simplify right side
    907,235.20x = 545,695,261,063.26
  5. Step 5: Solve for x
    x = 545,695,261,063.26/907,235.20
  6. Step 6: Final answer
    x = 601,492.60

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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.