Home / 735,129.60-1,102,886.40-236,505.60

Finding the Fourth Proportional to 735,129.60, 1,102,886.40 and 236,505.60

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Solution

The fourth proportional to 735,129.60, 1,102,886.40 and 236,505.60 is: 354,820.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,129.60 : 1,102,886.40 = 236,505.60 : x
  2. Step 2: Convert to fraction form
    735,129.60/1,102,886.40 = 236,505.60/x
  3. Step 3: Cross multiply
    735,129.60x = 1,102,886.40 × 236,505.60
  4. Step 4: Simplify right side
    735,129.60x = 260,838,809,763.84
  5. Step 5: Solve for x
    x = 260,838,809,763.84/735,129.60
  6. Step 6: Final answer
    x = 354,820.17

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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.