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Finding the Fourth Proportional to 440,581.75, 608,032.88 and 249,596.71

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Solution

The fourth proportional to 440,581.75, 608,032.88 and 249,596.71 is: 344,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,581.75 : 608,032.88 = 249,596.71 : x
  2. Step 2: Convert to fraction form
    440,581.75/608,032.88 = 249,596.71/x
  3. Step 3: Cross multiply
    440,581.75x = 608,032.88 × 249,596.71
  4. Step 4: Simplify right side
    440,581.75x = 151,763,004,587.75
  5. Step 5: Solve for x
    x = 151,763,004,587.75/440,581.75
  6. Step 6: Final answer
    x = 344,460.49

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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.