Home / 959,009.89-1,323,427.13-529,290.01

Finding the Fourth Proportional to 959,009.89, 1,323,427.13 and 529,290.01

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Solution

The fourth proportional to 959,009.89, 1,323,427.13 and 529,290.01 is: 730,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,009.89 : 1,323,427.13 = 529,290.01 : x
  2. Step 2: Convert to fraction form
    959,009.89/1,323,427.13 = 529,290.01/x
  3. Step 3: Cross multiply
    959,009.89x = 1,323,427.13 × 529,290.01
  4. Step 4: Simplify right side
    959,009.89x = 700,476,758,871.97
  5. Step 5: Solve for x
    x = 700,476,758,871.97/959,009.89
  6. Step 6: Final answer
    x = 730,416.62

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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.