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Finding the Fourth Proportional to 1,762,866.64, 2,432,757 and 958,050.64

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Solution

The fourth proportional to 1,762,866.64, 2,432,757 and 958,050.64 is: 1,322,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,866.64 : 2,432,757 = 958,050.64 : x
  2. Step 2: Convert to fraction form
    1,762,866.64/2,432,757 = 958,050.64/x
  3. Step 3: Cross multiply
    1,762,866.64x = 2,432,757 × 958,050.64
  4. Step 4: Simplify right side
    1,762,866.64x = 2,330,704,400,814.48
  5. Step 5: Solve for x
    x = 2,330,704,400,814.48/1,762,866.64
  6. Step 6: Final answer
    x = 1,322,110.45

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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.