Home / 528,069.70-792,298.95-173,095.30

Finding the Fourth Proportional to 528,069.70, 792,298.95 and 173,095.30

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Solution

The fourth proportional to 528,069.70, 792,298.95 and 173,095.30 is: 259,706.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,069.70 : 792,298.95 = 173,095.30 : x
  2. Step 2: Convert to fraction form
    528,069.70/792,298.95 = 173,095.30/x
  3. Step 3: Cross multiply
    528,069.70x = 792,298.95 × 173,095.30
  4. Step 4: Simplify right side
    528,069.70x = 137,143,224,439.94
  5. Step 5: Solve for x
    x = 137,143,224,439.94/528,069.70
  6. Step 6: Final answer
    x = 259,706.67

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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.