Home / 926,776.60-1,388,609.70-452,440.60

Finding the Fourth Proportional to 926,776.60, 1,388,609.70 and 452,440.60

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Solution

The fourth proportional to 926,776.60, 1,388,609.70 and 452,440.60 is: 677,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,776.60 : 1,388,609.70 = 452,440.60 : x
  2. Step 2: Convert to fraction form
    926,776.60/1,388,609.70 = 452,440.60/x
  3. Step 3: Cross multiply
    926,776.60x = 1,388,609.70 × 452,440.60
  4. Step 4: Simplify right side
    926,776.60x = 628,263,405,833.82
  5. Step 5: Solve for x
    x = 628,263,405,833.82/926,776.60
  6. Step 6: Final answer
    x = 677,901.67

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Double scale
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1.5x scale

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.