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Finding the Fourth Proportional to 569,653.83, 785,407.77 and 365,344.29

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Solution

The fourth proportional to 569,653.83, 785,407.77 and 365,344.29 is: 503,716.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,653.83 : 785,407.77 = 365,344.29 : x
  2. Step 2: Convert to fraction form
    569,653.83/785,407.77 = 365,344.29/x
  3. Step 3: Cross multiply
    569,653.83x = 785,407.77 × 365,344.29
  4. Step 4: Simplify right side
    569,653.83x = 286,944,244,091.13
  5. Step 5: Solve for x
    x = 286,944,244,091.13/569,653.83
  6. Step 6: Final answer
    x = 503,716.87

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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.