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Finding the Fourth Proportional to 440,277.96, 607,585.96 and 249,328.56

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Solution

The fourth proportional to 440,277.96, 607,585.96 and 249,328.56 is: 344,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,277.96 : 607,585.96 = 249,328.56 : x
  2. Step 2: Convert to fraction form
    440,277.96/607,585.96 = 249,328.56/x
  3. Step 3: Cross multiply
    440,277.96x = 607,585.96 × 249,328.56
  4. Step 4: Simplify right side
    440,277.96x = 151,488,532,483.02
  5. Step 5: Solve for x
    x = 151,488,532,483.02/440,277.96
  6. Step 6: Final answer
    x = 344,074.76

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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.