Home / 736,458.64-1,016,223.65-409,694.44

Finding the Fourth Proportional to 736,458.64, 1,016,223.65 and 409,694.44

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Solution

The fourth proportional to 736,458.64, 1,016,223.65 and 409,694.44 is: 565,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,458.64 : 1,016,223.65 = 409,694.44 : x
  2. Step 2: Convert to fraction form
    736,458.64/1,016,223.65 = 409,694.44/x
  3. Step 3: Cross multiply
    736,458.64x = 1,016,223.65 × 409,694.44
  4. Step 4: Simplify right side
    736,458.64x = 416,341,177,153.03
  5. Step 5: Solve for x
    x = 416,341,177,153.03/736,458.64
  6. Step 6: Final answer
    x = 565,328.67

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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.