Home / 759,918.52-1,048,515.84-453,935.01

Finding the Fourth Proportional to 759,918.52, 1,048,515.84 and 453,935.01

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Solution

The fourth proportional to 759,918.52, 1,048,515.84 and 453,935.01 is: 626,327.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,918.52 : 1,048,515.84 = 453,935.01 : x
  2. Step 2: Convert to fraction form
    759,918.52/1,048,515.84 = 453,935.01/x
  3. Step 3: Cross multiply
    759,918.52x = 1,048,515.84 × 453,935.01
  4. Step 4: Simplify right side
    759,918.52x = 475,958,049,298.54
  5. Step 5: Solve for x
    x = 475,958,049,298.54/759,918.52
  6. Step 6: Final answer
    x = 626,327.74

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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.