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Finding the Fourth Proportional to 606,802.80, 909,329.40 and 269,567.40

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Solution

The fourth proportional to 606,802.80, 909,329.40 and 269,567.40 is: 403,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,802.80 : 909,329.40 = 269,567.40 : x
  2. Step 2: Convert to fraction form
    606,802.80/909,329.40 = 269,567.40/x
  3. Step 3: Cross multiply
    606,802.80x = 909,329.40 × 269,567.40
  4. Step 4: Simplify right side
    606,802.80x = 245,125,562,101.56
  5. Step 5: Solve for x
    x = 245,125,562,101.56/606,802.80
  6. Step 6: Final answer
    x = 403,962.48

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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.