Home / 787,294.40-1,180,941.60-734,417.60

Finding the Fourth Proportional to 787,294.40, 1,180,941.60 and 734,417.60

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Solution

The fourth proportional to 787,294.40, 1,180,941.60 and 734,417.60 is: 1,101,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,294.40 : 1,180,941.60 = 734,417.60 : x
  2. Step 2: Convert to fraction form
    787,294.40/1,180,941.60 = 734,417.60/x
  3. Step 3: Cross multiply
    787,294.40x = 1,180,941.60 × 734,417.60
  4. Step 4: Simplify right side
    787,294.40x = 867,304,295,612.16
  5. Step 5: Solve for x
    x = 867,304,295,612.16/787,294.40
  6. Step 6: Final answer
    x = 1,101,626.40

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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.