Home / 944,385.89-1,303,214.49-514,656.79

Finding the Fourth Proportional to 944,385.89, 1,303,214.49 and 514,656.79

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Solution

The fourth proportional to 944,385.89, 1,303,214.49 and 514,656.79 is: 710,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,385.89 : 1,303,214.49 = 514,656.79 : x
  2. Step 2: Convert to fraction form
    944,385.89/1,303,214.49 = 514,656.79/x
  3. Step 3: Cross multiply
    944,385.89x = 1,303,214.49 × 514,656.79
  4. Step 4: Simplify right side
    944,385.89x = 670,708,182,846.85
  5. Step 5: Solve for x
    x = 670,708,182,846.85/944,385.89
  6. Step 6: Final answer
    x = 710,205.64

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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.