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Finding the Fourth Proportional to 259,257.51, 357,700.86 and 168,746.67

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Solution

The fourth proportional to 259,257.51, 357,700.86 and 168,746.67 is: 232,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,257.51 : 357,700.86 = 168,746.67 : x
  2. Step 2: Convert to fraction form
    259,257.51/357,700.86 = 168,746.67/x
  3. Step 3: Cross multiply
    259,257.51x = 357,700.86 × 168,746.67
  4. Step 4: Simplify right side
    259,257.51x = 60,360,828,981.14
  5. Step 5: Solve for x
    x = 60,360,828,981.14/259,257.51
  6. Step 6: Final answer
    x = 232,821.91

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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.