Home / 895,807.22-1,236,242.35-487,921.39

Finding the Fourth Proportional to 895,807.22, 1,236,242.35 and 487,921.39

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Solution

The fourth proportional to 895,807.22, 1,236,242.35 and 487,921.39 is: 673,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,807.22 : 1,236,242.35 = 487,921.39 : x
  2. Step 2: Convert to fraction form
    895,807.22/1,236,242.35 = 487,921.39/x
  3. Step 3: Cross multiply
    895,807.22x = 1,236,242.35 × 487,921.39
  4. Step 4: Simplify right side
    895,807.22x = 603,189,083,308.16
  5. Step 5: Solve for x
    x = 603,189,083,308.16/895,807.22
  6. Step 6: Final answer
    x = 673,346.98

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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.