Home / 744,554.02-1,027,483.77-405,021.46

Finding the Fourth Proportional to 744,554.02, 1,027,483.77 and 405,021.46

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Solution

The fourth proportional to 744,554.02, 1,027,483.77 and 405,021.46 is: 558,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,554.02 : 1,027,483.77 = 405,021.46 : x
  2. Step 2: Convert to fraction form
    744,554.02/1,027,483.77 = 405,021.46/x
  3. Step 3: Cross multiply
    744,554.02x = 1,027,483.77 × 405,021.46
  4. Step 4: Simplify right side
    744,554.02x = 416,152,976,651.70
  5. Step 5: Solve for x
    x = 416,152,976,651.70/744,554.02
  6. Step 6: Final answer
    x = 558,929.19

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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.