Home / 699,453.60-1,049,968.80-463,257.60

Finding the Fourth Proportional to 699,453.60, 1,049,968.80 and 463,257.60

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Solution

The fourth proportional to 699,453.60, 1,049,968.80 and 463,257.60 is: 695,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,453.60 : 1,049,968.80 = 463,257.60 : x
  2. Step 2: Convert to fraction form
    699,453.60/1,049,968.80 = 463,257.60/x
  3. Step 3: Cross multiply
    699,453.60x = 1,049,968.80 × 463,257.60
  4. Step 4: Simplify right side
    699,453.60x = 486,406,026,362.88
  5. Step 5: Solve for x
    x = 486,406,026,362.88/699,453.60
  6. Step 6: Final answer
    x = 695,408.57

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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.