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Finding the Fourth Proportional to 630,521.60, 945,782.40 and 593,196.80

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Solution

The fourth proportional to 630,521.60, 945,782.40 and 593,196.80 is: 889,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,521.60 : 945,782.40 = 593,196.80 : x
  2. Step 2: Convert to fraction form
    630,521.60/945,782.40 = 593,196.80/x
  3. Step 3: Cross multiply
    630,521.60x = 945,782.40 × 593,196.80
  4. Step 4: Simplify right side
    630,521.60x = 561,035,093,176.32
  5. Step 5: Solve for x
    x = 561,035,093,176.32/630,521.60
  6. Step 6: Final answer
    x = 889,795.20

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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.