Home / 804,259.26-1,110,308.67-620,095.59

Finding the Fourth Proportional to 804,259.26, 1,110,308.67 and 620,095.59

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Solution

The fourth proportional to 804,259.26, 1,110,308.67 and 620,095.59 is: 856,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,259.26 : 1,110,308.67 = 620,095.59 : x
  2. Step 2: Convert to fraction form
    804,259.26/1,110,308.67 = 620,095.59/x
  3. Step 3: Cross multiply
    804,259.26x = 1,110,308.67 × 620,095.59
  4. Step 4: Simplify right side
    804,259.26x = 688,497,509,805.77
  5. Step 5: Solve for x
    x = 688,497,509,805.77/804,259.26
  6. Step 6: Final answer
    x = 856,064.14

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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.