Home / 940,140.64-1,297,474.40-532,314.32

Finding the Fourth Proportional to 940,140.64, 1,297,474.40 and 532,314.32

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Solution

The fourth proportional to 940,140.64, 1,297,474.40 and 532,314.32 is: 734,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,140.64 : 1,297,474.40 = 532,314.32 : x
  2. Step 2: Convert to fraction form
    940,140.64/1,297,474.40 = 532,314.32/x
  3. Step 3: Cross multiply
    940,140.64x = 1,297,474.40 × 532,314.32
  4. Step 4: Simplify right side
    940,140.64x = 690,664,202,953.41
  5. Step 5: Solve for x
    x = 690,664,202,953.41/940,140.64
  6. Step 6: Final answer
    x = 734,639.24

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1.5x scale

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.