Home / 748,403.34-1,123,314.74-463,231.27

Finding the Fourth Proportional to 748,403.34, 1,123,314.74 and 463,231.27

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Solution

The fourth proportional to 748,403.34, 1,123,314.74 and 463,231.27 is: 695,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,403.34 : 1,123,314.74 = 463,231.27 : x
  2. Step 2: Convert to fraction form
    748,403.34/1,123,314.74 = 463,231.27/x
  3. Step 3: Cross multiply
    748,403.34x = 1,123,314.74 × 463,231.27
  4. Step 4: Simplify right side
    748,403.34x = 520,354,513,619.92
  5. Step 5: Solve for x
    x = 520,354,513,619.92/748,403.34
  6. Step 6: Final answer
    x = 695,286.20

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1.5x scale

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.