Home / 700,504.94-1,051,089.55-416,756.05

Finding the Fourth Proportional to 700,504.94, 1,051,089.55 and 416,756.05

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Solution

The fourth proportional to 700,504.94, 1,051,089.55 and 416,756.05 is: 625,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,504.94 : 1,051,089.55 = 416,756.05 : x
  2. Step 2: Convert to fraction form
    700,504.94/1,051,089.55 = 416,756.05/x
  3. Step 3: Cross multiply
    700,504.94x = 1,051,089.55 × 416,756.05
  4. Step 4: Simplify right side
    700,504.94x = 438,047,925,384.66
  5. Step 5: Solve for x
    x = 438,047,925,384.66/700,504.94
  6. Step 6: Final answer
    x = 625,331.67

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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.