Home / 937,978.64-1,293,911.34-570,568.11

Finding the Fourth Proportional to 937,978.64, 1,293,911.34 and 570,568.11

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Solution

The fourth proportional to 937,978.64, 1,293,911.34 and 570,568.11 is: 787,080.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,978.64 : 1,293,911.34 = 570,568.11 : x
  2. Step 2: Convert to fraction form
    937,978.64/1,293,911.34 = 570,568.11/x
  3. Step 3: Cross multiply
    937,978.64x = 1,293,911.34 × 570,568.11
  4. Step 4: Simplify right side
    937,978.64x = 738,264,545,631.74
  5. Step 5: Solve for x
    x = 738,264,545,631.74/937,978.64
  6. Step 6: Final answer
    x = 787,080.34

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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.