Home / 796,421.79-1,194,597.90-256,666.10

Finding the Fourth Proportional to 796,421.79, 1,194,597.90 and 256,666.10

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Solution

The fourth proportional to 796,421.79, 1,194,597.90 and 256,666.10 is: 384,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,421.79 : 1,194,597.90 = 256,666.10 : x
  2. Step 2: Convert to fraction form
    796,421.79/1,194,597.90 = 256,666.10/x
  3. Step 3: Cross multiply
    796,421.79x = 1,194,597.90 × 256,666.10
  4. Step 4: Simplify right side
    796,421.79x = 306,612,778,088.20
  5. Step 5: Solve for x
    x = 306,612,778,088.20/796,421.79
  6. Step 6: Final answer
    x = 384,987.93

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Double scale
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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.