Home / 630,147.60-945,221.40-592,822.80

Finding the Fourth Proportional to 630,147.60, 945,221.40 and 592,822.80

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Solution

The fourth proportional to 630,147.60, 945,221.40 and 592,822.80 is: 889,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,147.60 : 945,221.40 = 592,822.80 : x
  2. Step 2: Convert to fraction form
    630,147.60/945,221.40 = 592,822.80/x
  3. Step 3: Cross multiply
    630,147.60x = 945,221.40 × 592,822.80
  4. Step 4: Simplify right side
    630,147.60x = 560,348,796,967.92
  5. Step 5: Solve for x
    x = 560,348,796,967.92/630,147.60
  6. Step 6: Final answer
    x = 889,234.20

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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.