Home / 779,783.68-1,167,014.16-653,566.44

Finding the Fourth Proportional to 779,783.68, 1,167,014.16 and 653,566.44

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Solution

The fourth proportional to 779,783.68, 1,167,014.16 and 653,566.44 is: 978,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,783.68 : 1,167,014.16 = 653,566.44 : x
  2. Step 2: Convert to fraction form
    779,783.68/1,167,014.16 = 653,566.44/x
  3. Step 3: Cross multiply
    779,783.68x = 1,167,014.16 × 653,566.44
  4. Step 4: Simplify right side
    779,783.68x = 762,721,289,980.79
  5. Step 5: Solve for x
    x = 762,721,289,980.79/779,783.68
  6. Step 6: Final answer
    x = 978,119.07

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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.