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Finding the Fourth Proportional to 268,752.50, 370,870.58 and 147,893.72

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Solution

The fourth proportional to 268,752.50, 370,870.58 and 147,893.72 is: 204,089.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,752.50 : 370,870.58 = 147,893.72 : x
  2. Step 2: Convert to fraction form
    268,752.50/370,870.58 = 147,893.72/x
  3. Step 3: Cross multiply
    268,752.50x = 370,870.58 × 147,893.72
  4. Step 4: Simplify right side
    268,752.50x = 54,849,428,230.14
  5. Step 5: Solve for x
    x = 54,849,428,230.14/268,752.50
  6. Step 6: Final answer
    x = 204,089.00

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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.