Home / 855,893.34-1,181,118.38-473,911.92

Finding the Fourth Proportional to 855,893.34, 1,181,118.38 and 473,911.92

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Solution

The fourth proportional to 855,893.34, 1,181,118.38 and 473,911.92 is: 653,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,893.34 : 1,181,118.38 = 473,911.92 : x
  2. Step 2: Convert to fraction form
    855,893.34/1,181,118.38 = 473,911.92/x
  3. Step 3: Cross multiply
    855,893.34x = 1,181,118.38 × 473,911.92
  4. Step 4: Simplify right side
    855,893.34x = 559,746,076,843.53
  5. Step 5: Solve for x
    x = 559,746,076,843.53/855,893.34
  6. Step 6: Final answer
    x = 653,990.46

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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.