Home / 947,953.64-1,308,082.02-540,031.17

Finding the Fourth Proportional to 947,953.64, 1,308,082.02 and 540,031.17

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Solution

The fourth proportional to 947,953.64, 1,308,082.02 and 540,031.17 is: 745,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,953.64 : 1,308,082.02 = 540,031.17 : x
  2. Step 2: Convert to fraction form
    947,953.64/1,308,082.02 = 540,031.17/x
  3. Step 3: Cross multiply
    947,953.64x = 1,308,082.02 × 540,031.17
  4. Step 4: Simplify right side
    947,953.64x = 706,405,063,716.56
  5. Step 5: Solve for x
    x = 706,405,063,716.56/947,953.64
  6. Step 6: Final answer
    x = 745,189.46

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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.