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Finding the Fourth Proportional to 294,000.15, 441,000.23 and 211,056.15

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Solution

The fourth proportional to 294,000.15, 441,000.23 and 211,056.15 is: 316,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,000.15 : 441,000.23 = 211,056.15 : x
  2. Step 2: Convert to fraction form
    294,000.15/441,000.23 = 211,056.15/x
  3. Step 3: Cross multiply
    294,000.15x = 441,000.23 × 211,056.15
  4. Step 4: Simplify right side
    294,000.15x = 93,075,809,637.63
  5. Step 5: Solve for x
    x = 93,075,809,637.63/294,000.15
  6. Step 6: Final answer
    x = 316,584.23

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.