Home / 648,085.86-894,439.26-376,095.35

Finding the Fourth Proportional to 648,085.86, 894,439.26 and 376,095.35

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Solution

The fourth proportional to 648,085.86, 894,439.26 and 376,095.35 is: 519,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,085.86 : 894,439.26 = 376,095.35 : x
  2. Step 2: Convert to fraction form
    648,085.86/894,439.26 = 376,095.35/x
  3. Step 3: Cross multiply
    648,085.86x = 894,439.26 × 376,095.35
  4. Step 4: Simplify right side
    648,085.86x = 336,394,448,779.54
  5. Step 5: Solve for x
    x = 336,394,448,779.54/648,085.86
  6. Step 6: Final answer
    x = 519,058.46

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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.