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Finding the Fourth Proportional to 360,681.05, 497,650.42 and 233,203.25

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Solution

The fourth proportional to 360,681.05, 497,650.42 and 233,203.25 is: 321,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,681.05 : 497,650.42 = 233,203.25 : x
  2. Step 2: Convert to fraction form
    360,681.05/497,650.42 = 233,203.25/x
  3. Step 3: Cross multiply
    360,681.05x = 497,650.42 × 233,203.25
  4. Step 4: Simplify right side
    360,681.05x = 116,053,695,307.87
  5. Step 5: Solve for x
    x = 116,053,695,307.87/360,681.05
  6. Step 6: Final answer
    x = 321,762.66

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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.