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Finding the Fourth Proportional to 473,066.64, 652,831.68 and 258,206.67

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Solution

The fourth proportional to 473,066.64, 652,831.68 and 258,206.67 is: 356,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,066.64 : 652,831.68 = 258,206.67 : x
  2. Step 2: Convert to fraction form
    473,066.64/652,831.68 = 258,206.67/x
  3. Step 3: Cross multiply
    473,066.64x = 652,831.68 × 258,206.67
  4. Step 4: Simplify right side
    473,066.64x = 168,565,494,163.31
  5. Step 5: Solve for x
    x = 168,565,494,163.31/473,066.64
  6. Step 6: Final answer
    x = 356,325.05

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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.