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Finding the Fourth Proportional to 283,870.53, 391,798.08 and 163,094.67

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Solution

The fourth proportional to 283,870.53, 391,798.08 and 163,094.67 is: 225,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,870.53 : 391,798.08 = 163,094.67 : x
  2. Step 2: Convert to fraction form
    283,870.53/391,798.08 = 163,094.67/x
  3. Step 3: Cross multiply
    283,870.53x = 391,798.08 × 163,094.67
  4. Step 4: Simplify right side
    283,870.53x = 63,900,178,564.23
  5. Step 5: Solve for x
    x = 63,900,178,564.23/283,870.53
  6. Step 6: Final answer
    x = 225,103.25

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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.