Home / 976,663.20-1,465,432.20-346,029.60

Finding the Fourth Proportional to 976,663.20, 1,465,432.20 and 346,029.60

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Solution

The fourth proportional to 976,663.20, 1,465,432.20 and 346,029.60 is: 519,199.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,663.20 : 1,465,432.20 = 346,029.60 : x
  2. Step 2: Convert to fraction form
    976,663.20/1,465,432.20 = 346,029.60/x
  3. Step 3: Cross multiply
    976,663.20x = 1,465,432.20 × 346,029.60
  4. Step 4: Simplify right side
    976,663.20x = 507,082,917,993.12
  5. Step 5: Solve for x
    x = 507,082,917,993.12/976,663.20
  6. Step 6: Final answer
    x = 519,199.37

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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.