Home / 759,958.70-1,048,639.41-453,970.13

Finding the Fourth Proportional to 759,958.70, 1,048,639.41 and 453,970.13

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Solution

The fourth proportional to 759,958.70, 1,048,639.41 and 453,970.13 is: 626,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,958.70 : 1,048,639.41 = 453,970.13 : x
  2. Step 2: Convert to fraction form
    759,958.70/1,048,639.41 = 453,970.13/x
  3. Step 3: Cross multiply
    759,958.70x = 1,048,639.41 × 453,970.13
  4. Step 4: Simplify right side
    759,958.70x = 476,050,964,037.63
  5. Step 5: Solve for x
    x = 476,050,964,037.63/759,958.70
  6. Step 6: Final answer
    x = 626,416.89

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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.