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Finding the Fourth Proportional to 593,685.80, 891,111.90 and 294,504.20

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Solution

The fourth proportional to 593,685.80, 891,111.90 and 294,504.20 is: 442,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,685.80 : 891,111.90 = 294,504.20 : x
  2. Step 2: Convert to fraction form
    593,685.80/891,111.90 = 294,504.20/x
  3. Step 3: Cross multiply
    593,685.80x = 891,111.90 × 294,504.20
  4. Step 4: Simplify right side
    593,685.80x = 262,436,197,219.98
  5. Step 5: Solve for x
    x = 262,436,197,219.98/593,685.80
  6. Step 6: Final answer
    x = 442,045.60

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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.