Home / 700,904.77-1,051,357.05-168,425.80

Finding the Fourth Proportional to 700,904.77, 1,051,357.05 and 168,425.80

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Solution

The fourth proportional to 700,904.77, 1,051,357.05 and 168,425.80 is: 252,638.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,904.77 : 1,051,357.05 = 168,425.80 : x
  2. Step 2: Convert to fraction form
    700,904.77/1,051,357.05 = 168,425.80/x
  3. Step 3: Cross multiply
    700,904.77x = 1,051,357.05 × 168,425.80
  4. Step 4: Simplify right side
    700,904.77x = 177,075,652,231.89
  5. Step 5: Solve for x
    x = 177,075,652,231.89/700,904.77
  6. Step 6: Final answer
    x = 252,638.67

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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.