Home / 1,213,525.48-1,674,653.80-669,666.12

Finding the Fourth Proportional to 1,213,525.48, 1,674,653.80 and 669,666.12

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Solution

The fourth proportional to 1,213,525.48, 1,674,653.80 and 669,666.12 is: 924,132.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,525.48 : 1,674,653.80 = 669,666.12 : x
  2. Step 2: Convert to fraction form
    1,213,525.48/1,674,653.80 = 669,666.12/x
  3. Step 3: Cross multiply
    1,213,525.48x = 1,674,653.80 × 669,666.12
  4. Step 4: Simplify right side
    1,213,525.48x = 1,121,458,912,589.26
  5. Step 5: Solve for x
    x = 1,121,458,912,589.26/1,213,525.48
  6. Step 6: Final answer
    x = 924,132.98

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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.