Home / 738,953.65-1,019,829.15-448,542.31

Finding the Fourth Proportional to 738,953.65, 1,019,829.15 and 448,542.31

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Solution

The fourth proportional to 738,953.65, 1,019,829.15 and 448,542.31 is: 619,032.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,953.65 : 1,019,829.15 = 448,542.31 : x
  2. Step 2: Convert to fraction form
    738,953.65/1,019,829.15 = 448,542.31/x
  3. Step 3: Cross multiply
    738,953.65x = 1,019,829.15 × 448,542.31
  4. Step 4: Simplify right side
    738,953.65x = 457,436,522,746.34
  5. Step 5: Solve for x
    x = 457,436,522,746.34/738,953.65
  6. Step 6: Final answer
    x = 619,032.77

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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.