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Finding the Fourth Proportional to 358,035.46, 537,053.16 and 170,478.34

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Solution

The fourth proportional to 358,035.46, 537,053.16 and 170,478.34 is: 255,717.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,035.46 : 537,053.16 = 170,478.34 : x
  2. Step 2: Convert to fraction form
    358,035.46/537,053.16 = 170,478.34/x
  3. Step 3: Cross multiply
    358,035.46x = 537,053.16 × 170,478.34
  4. Step 4: Simplify right side
    358,035.46x = 91,555,931,208.55
  5. Step 5: Solve for x
    x = 91,555,931,208.55/358,035.46
  6. Step 6: Final answer
    x = 255,717.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.