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Finding the Fourth Proportional to 360,594.36, 497,723.70 and 238,176.30

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Solution

The fourth proportional to 360,594.36, 497,723.70 and 238,176.30 is: 328,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,594.36 : 497,723.70 = 238,176.30 : x
  2. Step 2: Convert to fraction form
    360,594.36/497,723.70 = 238,176.30/x
  3. Step 3: Cross multiply
    360,594.36x = 497,723.70 × 238,176.30
  4. Step 4: Simplify right side
    360,594.36x = 118,545,989,288.31
  5. Step 5: Solve for x
    x = 118,545,989,288.31/360,594.36
  6. Step 6: Final answer
    x = 328,751.65

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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.