Home / 874,037.64-1,206,158.58-492,063.24

Finding the Fourth Proportional to 874,037.64, 1,206,158.58 and 492,063.24

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Solution

The fourth proportional to 874,037.64, 1,206,158.58 and 492,063.24 is: 679,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,037.64 : 1,206,158.58 = 492,063.24 : x
  2. Step 2: Convert to fraction form
    874,037.64/1,206,158.58 = 492,063.24/x
  3. Step 3: Cross multiply
    874,037.64x = 1,206,158.58 × 492,063.24
  4. Step 4: Simplify right side
    874,037.64x = 593,506,298,828.60
  5. Step 5: Solve for x
    x = 593,506,298,828.60/874,037.64
  6. Step 6: Final answer
    x = 679,039.75

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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.