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Finding the Fourth Proportional to 431,804.51, 595,888.48 and 238,224.25

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Solution

The fourth proportional to 431,804.51, 595,888.48 and 238,224.25 is: 328,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,804.51 : 595,888.48 = 238,224.25 : x
  2. Step 2: Convert to fraction form
    431,804.51/595,888.48 = 238,224.25/x
  3. Step 3: Cross multiply
    431,804.51x = 595,888.48 × 238,224.25
  4. Step 4: Simplify right side
    431,804.51x = 141,955,087,274.28
  5. Step 5: Solve for x
    x = 141,955,087,274.28/431,804.51
  6. Step 6: Final answer
    x = 328,748.51

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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.