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Finding the Fourth Proportional to 575,400.94, 793,897.51 and 327,039.45

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Solution

The fourth proportional to 575,400.94, 793,897.51 and 327,039.45 is: 451,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,400.94 : 793,897.51 = 327,039.45 : x
  2. Step 2: Convert to fraction form
    575,400.94/793,897.51 = 327,039.45/x
  3. Step 3: Cross multiply
    575,400.94x = 793,897.51 × 327,039.45
  4. Step 4: Simplify right side
    575,400.94x = 259,635,805,026.77
  5. Step 5: Solve for x
    x = 259,635,805,026.77/575,400.94
  6. Step 6: Final answer
    x = 451,225.90

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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.