Home / 1,274,303.79-1,911,393.32-475,523.06

Finding the Fourth Proportional to 1,274,303.79, 1,911,393.32 and 475,523.06

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Solution

The fourth proportional to 1,274,303.79, 1,911,393.32 and 475,523.06 is: 713,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,303.79 : 1,911,393.32 = 475,523.06 : x
  2. Step 2: Convert to fraction form
    1,274,303.79/1,911,393.32 = 475,523.06/x
  3. Step 3: Cross multiply
    1,274,303.79x = 1,911,393.32 × 475,523.06
  4. Step 4: Simplify right side
    1,274,303.79x = 908,911,588,455.38
  5. Step 5: Solve for x
    x = 908,911,588,455.38/1,274,303.79
  6. Step 6: Final answer
    x = 713,261.31

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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.