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Finding the Fourth Proportional to 575,394.06, 794,014.74 and 320,696.04

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Solution

The fourth proportional to 575,394.06, 794,014.74 and 320,696.04 is: 442,544.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,394.06 : 794,014.74 = 320,696.04 : x
  2. Step 2: Convert to fraction form
    575,394.06/794,014.74 = 320,696.04/x
  3. Step 3: Cross multiply
    575,394.06x = 794,014.74 × 320,696.04
  4. Step 4: Simplify right side
    575,394.06x = 254,637,382,819.63
  5. Step 5: Solve for x
    x = 254,637,382,819.63/575,394.06
  6. Step 6: Final answer
    x = 442,544.34

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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.