Home / 612,848.01-919,278.45-186,453.27

Finding the Fourth Proportional to 612,848.01, 919,278.45 and 186,453.27

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Solution

The fourth proportional to 612,848.01, 919,278.45 and 186,453.27 is: 279,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,848.01 : 919,278.45 = 186,453.27 : x
  2. Step 2: Convert to fraction form
    612,848.01/919,278.45 = 186,453.27/x
  3. Step 3: Cross multiply
    612,848.01x = 919,278.45 × 186,453.27
  4. Step 4: Simplify right side
    612,848.01x = 171,402,473,043.03
  5. Step 5: Solve for x
    x = 171,402,473,043.03/612,848.01
  6. Step 6: Final answer
    x = 279,681.86

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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.