Home / 779,787.80-1,076,200.38-473,914

Finding the Fourth Proportional to 779,787.80, 1,076,200.38 and 473,914

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Solution

The fourth proportional to 779,787.80, 1,076,200.38 and 473,914 is: 654,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,787.80 : 1,076,200.38 = 473,914 : x
  2. Step 2: Convert to fraction form
    779,787.80/1,076,200.38 = 473,914/x
  3. Step 3: Cross multiply
    779,787.80x = 1,076,200.38 × 473,914
  4. Step 4: Simplify right side
    779,787.80x = 510,026,426,887.32
  5. Step 5: Solve for x
    x = 510,026,426,887.32/779,787.80
  6. Step 6: Final answer
    x = 654,057.97

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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.