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Finding the Fourth Proportional to 363,386.00, 501,472.72 and 210,432.23

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Solution

The fourth proportional to 363,386.00, 501,472.72 and 210,432.23 is: 290,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,386.00 : 501,472.72 = 210,432.23 : x
  2. Step 2: Convert to fraction form
    363,386.00/501,472.72 = 210,432.23/x
  3. Step 3: Cross multiply
    363,386.00x = 501,472.72 × 210,432.23
  4. Step 4: Simplify right side
    363,386.00x = 105,526,022,389.97
  5. Step 5: Solve for x
    x = 105,526,022,389.97/363,386.00
  6. Step 6: Final answer
    x = 290,396.50

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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.