Home / 775,923.21-1,071,265.95-531,317.27

Finding the Fourth Proportional to 775,923.21, 1,071,265.95 and 531,317.27

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Solution

The fourth proportional to 775,923.21, 1,071,265.95 and 531,317.27 is: 733,554.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,923.21 : 1,071,265.95 = 531,317.27 : x
  2. Step 2: Convert to fraction form
    775,923.21/1,071,265.95 = 531,317.27/x
  3. Step 3: Cross multiply
    775,923.21x = 1,071,265.95 × 531,317.27
  4. Step 4: Simplify right side
    775,923.21x = 569,182,094,641.63
  5. Step 5: Solve for x
    x = 569,182,094,641.63/775,923.21
  6. Step 6: Final answer
    x = 733,554.67

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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.