Home / 748,522.56-1,032,949.08-408,983.52

Finding the Fourth Proportional to 748,522.56, 1,032,949.08 and 408,983.52

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Solution

The fourth proportional to 748,522.56, 1,032,949.08 and 408,983.52 is: 564,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,522.56 : 1,032,949.08 = 408,983.52 : x
  2. Step 2: Convert to fraction form
    748,522.56/1,032,949.08 = 408,983.52/x
  3. Step 3: Cross multiply
    748,522.56x = 1,032,949.08 × 408,983.52
  4. Step 4: Simplify right side
    748,522.56x = 422,459,150,719.16
  5. Step 5: Solve for x
    x = 422,459,150,719.16/748,522.56
  6. Step 6: Final answer
    x = 564,390.67

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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.