Home / 816,525.04-1,126,740.54-453,926.82

Finding the Fourth Proportional to 816,525.04, 1,126,740.54 and 453,926.82

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Solution

The fourth proportional to 816,525.04, 1,126,740.54 and 453,926.82 is: 626,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,525.04 : 1,126,740.54 = 453,926.82 : x
  2. Step 2: Convert to fraction form
    816,525.04/1,126,740.54 = 453,926.82/x
  3. Step 3: Cross multiply
    816,525.04x = 1,126,740.54 × 453,926.82
  4. Step 4: Simplify right side
    816,525.04x = 511,457,750,287.28
  5. Step 5: Solve for x
    x = 511,457,750,287.28/816,525.04
  6. Step 6: Final answer
    x = 626,383.42

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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.