Home / 807,786.01-1,210,534.93-448,114.04

Finding the Fourth Proportional to 807,786.01, 1,210,534.93 and 448,114.04

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Solution

The fourth proportional to 807,786.01, 1,210,534.93 and 448,114.04 is: 671,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,786.01 : 1,210,534.93 = 448,114.04 : x
  2. Step 2: Convert to fraction form
    807,786.01/1,210,534.93 = 448,114.04/x
  3. Step 3: Cross multiply
    807,786.01x = 1,210,534.93 × 448,114.04
  4. Step 4: Simplify right side
    807,786.01x = 542,457,698,043.42
  5. Step 5: Solve for x
    x = 542,457,698,043.42/807,786.01
  6. Step 6: Final answer
    x = 671,536.39

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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.