Home / 866,211.60-1,299,317.40-235,124.40

Finding the Fourth Proportional to 866,211.60, 1,299,317.40 and 235,124.40

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Solution

The fourth proportional to 866,211.60, 1,299,317.40 and 235,124.40 is: 352,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,211.60 : 1,299,317.40 = 235,124.40 : x
  2. Step 2: Convert to fraction form
    866,211.60/1,299,317.40 = 235,124.40/x
  3. Step 3: Cross multiply
    866,211.60x = 1,299,317.40 × 235,124.40
  4. Step 4: Simplify right side
    866,211.60x = 305,501,224,084.56
  5. Step 5: Solve for x
    x = 305,501,224,084.56/866,211.60
  6. Step 6: Final answer
    x = 352,686.60

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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.