Home / 979,537.91-1,469,423.72-473,735.43

Finding the Fourth Proportional to 979,537.91, 1,469,423.72 and 473,735.43

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Solution

The fourth proportional to 979,537.91, 1,469,423.72 and 473,735.43 is: 710,659.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,537.91 : 1,469,423.72 = 473,735.43 : x
  2. Step 2: Convert to fraction form
    979,537.91/1,469,423.72 = 473,735.43/x
  3. Step 3: Cross multiply
    979,537.91x = 1,469,423.72 × 473,735.43
  4. Step 4: Simplify right side
    979,537.91x = 696,118,075,477.72
  5. Step 5: Solve for x
    x = 696,118,075,477.72/979,537.91
  6. Step 6: Final answer
    x = 710,659.66

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1.5x scale

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.