Home / 700,291.20-1,051,603.20-384,974.40

Finding the Fourth Proportional to 700,291.20, 1,051,603.20 and 384,974.40

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Solution

The fourth proportional to 700,291.20, 1,051,603.20 and 384,974.40 is: 578,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,291.20 : 1,051,603.20 = 384,974.40 : x
  2. Step 2: Convert to fraction form
    700,291.20/1,051,603.20 = 384,974.40/x
  3. Step 3: Cross multiply
    700,291.20x = 1,051,603.20 × 384,974.40
  4. Step 4: Simplify right side
    700,291.20x = 404,840,310,958.08
  5. Step 5: Solve for x
    x = 404,840,310,958.08/700,291.20
  6. Step 6: Final answer
    x = 578,102.81

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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.