Home / 784,441.51-1,176,678.60-223,476.01

Finding the Fourth Proportional to 784,441.51, 1,176,678.60 and 223,476.01

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Solution

The fourth proportional to 784,441.51, 1,176,678.60 and 223,476.01 is: 335,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,441.51 : 1,176,678.60 = 223,476.01 : x
  2. Step 2: Convert to fraction form
    784,441.51/1,176,678.60 = 223,476.01/x
  3. Step 3: Cross multiply
    784,441.51x = 1,176,678.60 × 223,476.01
  4. Step 4: Simplify right side
    784,441.51x = 262,959,438,580.39
  5. Step 5: Solve for x
    x = 262,959,438,580.39/784,441.51
  6. Step 6: Final answer
    x = 335,218.67

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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.