Home / 959,421.16-1,324,003.20-529,702.12

Finding the Fourth Proportional to 959,421.16, 1,324,003.20 and 529,702.12

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Solution

The fourth proportional to 959,421.16, 1,324,003.20 and 529,702.12 is: 730,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,421.16 : 1,324,003.20 = 529,702.12 : x
  2. Step 2: Convert to fraction form
    959,421.16/1,324,003.20 = 529,702.12/x
  3. Step 3: Cross multiply
    959,421.16x = 1,324,003.20 × 529,702.12
  4. Step 4: Simplify right side
    959,421.16x = 701,327,301,926.78
  5. Step 5: Solve for x
    x = 701,327,301,926.78/959,421.16
  6. Step 6: Final answer
    x = 730,990.03

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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.