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Finding the Fourth Proportional to 836,735.77, 1,154,695.50 and 454,762.54

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Solution

The fourth proportional to 836,735.77, 1,154,695.50 and 454,762.54 is: 627,572.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,735.77 : 1,154,695.50 = 454,762.54 : x
  2. Step 2: Convert to fraction form
    836,735.77/1,154,695.50 = 454,762.54/x
  3. Step 3: Cross multiply
    836,735.77x = 1,154,695.50 × 454,762.54
  4. Step 4: Simplify right side
    836,735.77x = 525,112,258,506.57
  5. Step 5: Solve for x
    x = 525,112,258,506.57/836,735.77
  6. Step 6: Final answer
    x = 627,572.38

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1.5x scale

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.