Home / 570,268.05-786,938.64-325,216.82

Finding the Fourth Proportional to 570,268.05, 786,938.64 and 325,216.82

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Solution

The fourth proportional to 570,268.05, 786,938.64 and 325,216.82 is: 448,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,268.05 : 786,938.64 = 325,216.82 : x
  2. Step 2: Convert to fraction form
    570,268.05/786,938.64 = 325,216.82/x
  3. Step 3: Cross multiply
    570,268.05x = 786,938.64 × 325,216.82
  4. Step 4: Simplify right side
    570,268.05x = 255,925,684,613.05
  5. Step 5: Solve for x
    x = 255,925,684,613.05/570,268.05
  6. Step 6: Final answer
    x = 448,781.39

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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.