Home / 874,596.30-1,312,477.65-401,037.90

Finding the Fourth Proportional to 874,596.30, 1,312,477.65 and 401,037.90

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Solution

The fourth proportional to 874,596.30, 1,312,477.65 and 401,037.90 is: 601,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,596.30 : 1,312,477.65 = 401,037.90 : x
  2. Step 2: Convert to fraction form
    874,596.30/1,312,477.65 = 401,037.90/x
  3. Step 3: Cross multiply
    874,596.30x = 1,312,477.65 × 401,037.90
  4. Step 4: Simplify right side
    874,596.30x = 526,353,280,552.94
  5. Step 5: Solve for x
    x = 526,353,280,552.94/874,596.30
  6. Step 6: Final answer
    x = 601,824.27

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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.