Home / 947,393.66-1,307,253.66-539,266.79

Finding the Fourth Proportional to 947,393.66, 1,307,253.66 and 539,266.79

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Solution

The fourth proportional to 947,393.66, 1,307,253.66 and 539,266.79 is: 744,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,393.66 : 1,307,253.66 = 539,266.79 : x
  2. Step 2: Convert to fraction form
    947,393.66/1,307,253.66 = 539,266.79/x
  3. Step 3: Cross multiply
    947,393.66x = 1,307,253.66 × 539,266.79
  4. Step 4: Simplify right side
    947,393.66x = 704,958,484,943.95
  5. Step 5: Solve for x
    x = 704,958,484,943.95/947,393.66
  6. Step 6: Final answer
    x = 744,103.02

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1.5x scale

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.