Home / 738,952.65-1,019,827.77-448,541.31

Finding the Fourth Proportional to 738,952.65, 1,019,827.77 and 448,541.31

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Solution

The fourth proportional to 738,952.65, 1,019,827.77 and 448,541.31 is: 619,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,952.65 : 1,019,827.77 = 448,541.31 : x
  2. Step 2: Convert to fraction form
    738,952.65/1,019,827.77 = 448,541.31/x
  3. Step 3: Cross multiply
    738,952.65x = 1,019,827.77 × 448,541.31
  4. Step 4: Simplify right side
    738,952.65x = 457,434,883,930.18
  5. Step 5: Solve for x
    x = 457,434,883,930.18/738,952.65
  6. Step 6: Final answer
    x = 619,031.39

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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.