Home / 957,683.96-1,321,723.50-549,913.40

Finding the Fourth Proportional to 957,683.96, 1,321,723.50 and 549,913.40

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Solution

The fourth proportional to 957,683.96, 1,321,723.50 and 549,913.40 is: 758,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,683.96 : 1,321,723.50 = 549,913.40 : x
  2. Step 2: Convert to fraction form
    957,683.96/1,321,723.50 = 549,913.40/x
  3. Step 3: Cross multiply
    957,683.96x = 1,321,723.50 × 549,913.40
  4. Step 4: Simplify right side
    957,683.96x = 726,833,463,744.90
  5. Step 5: Solve for x
    x = 726,833,463,744.90/957,683.96
  6. Step 6: Final answer
    x = 758,949.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.