Home / 858,937.40-1,185,335.73-476,964.14

Finding the Fourth Proportional to 858,937.40, 1,185,335.73 and 476,964.14

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Solution

The fourth proportional to 858,937.40, 1,185,335.73 and 476,964.14 is: 658,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,937.40 : 1,185,335.73 = 476,964.14 : x
  2. Step 2: Convert to fraction form
    858,937.40/1,185,335.73 = 476,964.14/x
  3. Step 3: Cross multiply
    858,937.40x = 1,185,335.73 × 476,964.14
  4. Step 4: Simplify right side
    858,937.40x = 565,362,637,070.72
  5. Step 5: Solve for x
    x = 565,362,637,070.72/858,937.40
  6. Step 6: Final answer
    x = 658,211.69

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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.