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Finding the Fourth Proportional to 2,734,581, 3,773,799.54 and 1,527,434.76

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Solution

The fourth proportional to 2,734,581, 3,773,799.54 and 1,527,434.76 is: 2,107,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734,581 : 3,773,799.54 = 1,527,434.76 : x
  2. Step 2: Convert to fraction form
    2,734,581/3,773,799.54 = 1,527,434.76/x
  3. Step 3: Cross multiply
    2,734,581x = 3,773,799.54 × 1,527,434.76
  4. Step 4: Simplify right side
    2,734,581x = 5,764,232,594,668.01
  5. Step 5: Solve for x
    x = 5,764,232,594,668.01/2,734,581
  6. Step 6: Final answer
    x = 2,107,903.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.