Home / 630,986.13-945,521.51-462,618.54

Finding the Fourth Proportional to 630,986.13, 945,521.51 and 462,618.54

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Solution

The fourth proportional to 630,986.13, 945,521.51 and 462,618.54 is: 693,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,986.13 : 945,521.51 = 462,618.54 : x
  2. Step 2: Convert to fraction form
    630,986.13/945,521.51 = 462,618.54/x
  3. Step 3: Cross multiply
    630,986.13x = 945,521.51 × 462,618.54
  4. Step 4: Simplify right side
    630,986.13x = 437,415,778,181.70
  5. Step 5: Solve for x
    x = 437,415,778,181.70/630,986.13
  6. Step 6: Final answer
    x = 693,225.66

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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.