Home / 614,865.98-916,186.62-547,790.69

Finding the Fourth Proportional to 614,865.98, 916,186.62 and 547,790.69

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Solution

The fourth proportional to 614,865.98, 916,186.62 and 547,790.69 is: 816,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,865.98 : 916,186.62 = 547,790.69 : x
  2. Step 2: Convert to fraction form
    614,865.98/916,186.62 = 547,790.69/x
  3. Step 3: Cross multiply
    614,865.98x = 916,186.62 × 547,790.69
  4. Step 4: Simplify right side
    614,865.98x = 501,878,496,157.64
  5. Step 5: Solve for x
    x = 501,878,496,157.64/614,865.98
  6. Step 6: Final answer
    x = 816,240.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.