Home / 734,064.80-1,013,049.60-411,877.04

Finding the Fourth Proportional to 734,064.80, 1,013,049.60 and 411,877.04

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Solution

The fourth proportional to 734,064.80, 1,013,049.60 and 411,877.04 is: 568,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,064.80 : 1,013,049.60 = 411,877.04 : x
  2. Step 2: Convert to fraction form
    734,064.80/1,013,049.60 = 411,877.04/x
  3. Step 3: Cross multiply
    734,064.80x = 1,013,049.60 × 411,877.04
  4. Step 4: Simplify right side
    734,064.80x = 417,251,870,621.18
  5. Step 5: Solve for x
    x = 417,251,870,621.18/734,064.80
  6. Step 6: Final answer
    x = 568,412.86

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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.