Home / 781,376.60-1,170,096.60-623,912.60

Finding the Fourth Proportional to 781,376.60, 1,170,096.60 and 623,912.60

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Solution

The fourth proportional to 781,376.60, 1,170,096.60 and 623,912.60 is: 934,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,376.60 : 1,170,096.60 = 623,912.60 : x
  2. Step 2: Convert to fraction form
    781,376.60/1,170,096.60 = 623,912.60/x
  3. Step 3: Cross multiply
    781,376.60x = 1,170,096.60 × 623,912.60
  4. Step 4: Simplify right side
    781,376.60x = 730,038,011,957.16
  5. Step 5: Solve for x
    x = 730,038,011,957.16/781,376.60
  6. Step 6: Final answer
    x = 934,297.25

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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.