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Finding the Fourth Proportional to 532,674.01, 735,111.75 and 306,319.51

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Solution

The fourth proportional to 532,674.01, 735,111.75 and 306,319.51 is: 422,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,674.01 : 735,111.75 = 306,319.51 : x
  2. Step 2: Convert to fraction form
    532,674.01/735,111.75 = 306,319.51/x
  3. Step 3: Cross multiply
    532,674.01x = 735,111.75 × 306,319.51
  4. Step 4: Simplify right side
    532,674.01x = 225,179,071,055.24
  5. Step 5: Solve for x
    x = 225,179,071,055.24/532,674.01
  6. Step 6: Final answer
    x = 422,733.35

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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.