Home / 1,237,528.71-1,707,868.53-693,664.64

Finding the Fourth Proportional to 1,237,528.71, 1,707,868.53 and 693,664.64

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Solution

The fourth proportional to 1,237,528.71, 1,707,868.53 and 693,664.64 is: 957,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,528.71 : 1,707,868.53 = 693,664.64 : x
  2. Step 2: Convert to fraction form
    1,237,528.71/1,707,868.53 = 693,664.64/x
  3. Step 3: Cross multiply
    1,237,528.71x = 1,707,868.53 × 693,664.64
  4. Step 4: Simplify right side
    1,237,528.71x = 1,184,688,000,490.44
  5. Step 5: Solve for x
    x = 1,184,688,000,490.44/1,237,528.71
  6. Step 6: Final answer
    x = 957,301.43

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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.