Home / 759,018.33-1,047,404.39-419,466.33

Finding the Fourth Proportional to 759,018.33, 1,047,404.39 and 419,466.33

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Solution

The fourth proportional to 759,018.33, 1,047,404.39 and 419,466.33 is: 578,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,018.33 : 1,047,404.39 = 419,466.33 : x
  2. Step 2: Convert to fraction form
    759,018.33/1,047,404.39 = 419,466.33/x
  3. Step 3: Cross multiply
    759,018.33x = 1,047,404.39 × 419,466.33
  4. Step 4: Simplify right side
    759,018.33x = 439,350,873,401.86
  5. Step 5: Solve for x
    x = 439,350,873,401.86/759,018.33
  6. Step 6: Final answer
    x = 578,840.93

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Double scale
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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.