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Finding the Fourth Proportional to 333,585.72, 460,161.54 and 197,486.88

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Solution

The fourth proportional to 333,585.72, 460,161.54 and 197,486.88 is: 272,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,585.72 : 460,161.54 = 197,486.88 : x
  2. Step 2: Convert to fraction form
    333,585.72/460,161.54 = 197,486.88/x
  3. Step 3: Cross multiply
    333,585.72x = 460,161.54 × 197,486.88
  4. Step 4: Simplify right side
    333,585.72x = 90,875,866,830.60
  5. Step 5: Solve for x
    x = 90,875,866,830.60/333,585.72
  6. Step 6: Final answer
    x = 272,421.33

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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.