Home / 759,817.76-1,048,605.42-433,138.57

Finding the Fourth Proportional to 759,817.76, 1,048,605.42 and 433,138.57

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Solution

The fourth proportional to 759,817.76, 1,048,605.42 and 433,138.57 is: 597,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,817.76 : 1,048,605.42 = 433,138.57 : x
  2. Step 2: Convert to fraction form
    759,817.76/1,048,605.42 = 433,138.57/x
  3. Step 3: Cross multiply
    759,817.76x = 1,048,605.42 × 433,138.57
  4. Step 4: Simplify right side
    759,817.76x = 454,191,452,113.05
  5. Step 5: Solve for x
    x = 454,191,452,113.05/759,817.76
  6. Step 6: Final answer
    x = 597,763.67

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Double scale
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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.