Home / 610,985.52-916,187.40-251,100.12

Finding the Fourth Proportional to 610,985.52, 916,187.40 and 251,100.12

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Solution

The fourth proportional to 610,985.52, 916,187.40 and 251,100.12 is: 376,530.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,985.52 : 916,187.40 = 251,100.12 : x
  2. Step 2: Convert to fraction form
    610,985.52/916,187.40 = 251,100.12/x
  3. Step 3: Cross multiply
    610,985.52x = 916,187.40 × 251,100.12
  4. Step 4: Simplify right side
    610,985.52x = 230,054,766,082.49
  5. Step 5: Solve for x
    x = 230,054,766,082.49/610,985.52
  6. Step 6: Final answer
    x = 376,530.64

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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.