Home / 557,899.28-836,378.52-242,118.32

Finding the Fourth Proportional to 557,899.28, 836,378.52 and 242,118.32

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Solution

The fourth proportional to 557,899.28, 836,378.52 and 242,118.32 is: 362,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,899.28 : 836,378.52 = 242,118.32 : x
  2. Step 2: Convert to fraction form
    557,899.28/836,378.52 = 242,118.32/x
  3. Step 3: Cross multiply
    557,899.28x = 836,378.52 × 242,118.32
  4. Step 4: Simplify right side
    557,899.28x = 202,502,562,146.49
  5. Step 5: Solve for x
    x = 202,502,562,146.49/557,899.28
  6. Step 6: Final answer
    x = 362,973.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.