Home / 815,033.08-1,222,075.46-545,468.93

Finding the Fourth Proportional to 815,033.08, 1,222,075.46 and 545,468.93

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Solution

The fourth proportional to 815,033.08, 1,222,075.46 and 545,468.93 is: 817,886.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,033.08 : 1,222,075.46 = 545,468.93 : x
  2. Step 2: Convert to fraction form
    815,033.08/1,222,075.46 = 545,468.93/x
  3. Step 3: Cross multiply
    815,033.08x = 1,222,075.46 × 545,468.93
  4. Step 4: Simplify right side
    815,033.08x = 666,604,188,798.75
  5. Step 5: Solve for x
    x = 666,604,188,798.75/815,033.08
  6. Step 6: Final answer
    x = 817,886.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.