Home / 957,523.16-1,321,381.64-527,810.47

Finding the Fourth Proportional to 957,523.16, 1,321,381.64 and 527,810.47

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Solution

The fourth proportional to 957,523.16, 1,321,381.64 and 527,810.47 is: 728,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,523.16 : 1,321,381.64 = 527,810.47 : x
  2. Step 2: Convert to fraction form
    957,523.16/1,321,381.64 = 527,810.47/x
  3. Step 3: Cross multiply
    957,523.16x = 1,321,381.64 × 527,810.47
  4. Step 4: Simplify right side
    957,523.16x = 697,439,060,494.55
  5. Step 5: Solve for x
    x = 697,439,060,494.55/957,523.16
  6. Step 6: Final answer
    x = 728,378.27

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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.