Home / 700,919.10-1,051,378.65-401,283.90

Finding the Fourth Proportional to 700,919.10, 1,051,378.65 and 401,283.90

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Solution

The fourth proportional to 700,919.10, 1,051,378.65 and 401,283.90 is: 601,925.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,919.10 : 1,051,378.65 = 401,283.90 : x
  2. Step 2: Convert to fraction form
    700,919.10/1,051,378.65 = 401,283.90/x
  3. Step 3: Cross multiply
    700,919.10x = 1,051,378.65 × 401,283.90
  4. Step 4: Simplify right side
    700,919.10x = 421,901,325,048.74
  5. Step 5: Solve for x
    x = 421,901,325,048.74/700,919.10
  6. Step 6: Final answer
    x = 601,925.85

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Similar ratio
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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.