Home / 879,540.40-1,319,310.60-596,105.20

Finding the Fourth Proportional to 879,540.40, 1,319,310.60 and 596,105.20

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Solution

The fourth proportional to 879,540.40, 1,319,310.60 and 596,105.20 is: 894,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,540.40 : 1,319,310.60 = 596,105.20 : x
  2. Step 2: Convert to fraction form
    879,540.40/1,319,310.60 = 596,105.20/x
  3. Step 3: Cross multiply
    879,540.40x = 1,319,310.60 × 596,105.20
  4. Step 4: Simplify right side
    879,540.40x = 786,447,909,075.12
  5. Step 5: Solve for x
    x = 786,447,909,075.12/879,540.40
  6. Step 6: Final answer
    x = 894,157.80

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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.