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Finding the Fourth Proportional to 453,074.00, 625,258.17 and 249,140.43

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Solution

The fourth proportional to 453,074.00, 625,258.17 and 249,140.43 is: 343,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,074.00 : 625,258.17 = 249,140.43 : x
  2. Step 2: Convert to fraction form
    453,074.00/625,258.17 = 249,140.43/x
  3. Step 3: Cross multiply
    453,074.00x = 625,258.17 × 249,140.43
  4. Step 4: Simplify right side
    453,074.00x = 155,777,089,334.81
  5. Step 5: Solve for x
    x = 155,777,089,334.81/453,074.00
  6. Step 6: Final answer
    x = 343,822.62

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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.