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Finding the Fourth Proportional to 298,152.68, 411,461.67 and 170,852.88

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Solution

The fourth proportional to 298,152.68, 411,461.67 and 170,852.88 is: 235,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,152.68 : 411,461.67 = 170,852.88 : x
  2. Step 2: Convert to fraction form
    298,152.68/411,461.67 = 170,852.88/x
  3. Step 3: Cross multiply
    298,152.68x = 411,461.67 × 170,852.88
  4. Step 4: Simplify right side
    298,152.68x = 70,299,411,329.11
  5. Step 5: Solve for x
    x = 70,299,411,329.11/298,152.68
  6. Step 6: Final answer
    x = 235,783.27

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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.