Home / 959,316.30-1,323,821.79-529,587.20

Finding the Fourth Proportional to 959,316.30, 1,323,821.79 and 529,587.20

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Solution

The fourth proportional to 959,316.30, 1,323,821.79 and 529,587.20 is: 730,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,316.30 : 1,323,821.79 = 529,587.20 : x
  2. Step 2: Convert to fraction form
    959,316.30/1,323,821.79 = 529,587.20/x
  3. Step 3: Cross multiply
    959,316.30x = 1,323,821.79 × 529,587.20
  4. Step 4: Simplify right side
    959,316.30x = 701,079,078,374.64
  5. Step 5: Solve for x
    x = 701,079,078,374.64/959,316.30
  6. Step 6: Final answer
    x = 730,811.18

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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.