Home / 941,303.61-1,299,009.05-511,583.76

Finding the Fourth Proportional to 941,303.61, 1,299,009.05 and 511,583.76

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Solution

The fourth proportional to 941,303.61, 1,299,009.05 and 511,583.76 is: 705,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,303.61 : 1,299,009.05 = 511,583.76 : x
  2. Step 2: Convert to fraction form
    941,303.61/1,299,009.05 = 511,583.76/x
  3. Step 3: Cross multiply
    941,303.61x = 1,299,009.05 × 511,583.76
  4. Step 4: Simplify right side
    941,303.61x = 664,551,931,515.11
  5. Step 5: Solve for x
    x = 664,551,931,515.11/941,303.61
  6. Step 6: Final answer
    x = 705,991.06

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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.