Home / 895,154.24-1,235,345.44-487,236.32

Finding the Fourth Proportional to 895,154.24, 1,235,345.44 and 487,236.32

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Solution

The fourth proportional to 895,154.24, 1,235,345.44 and 487,236.32 is: 672,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,154.24 : 1,235,345.44 = 487,236.32 : x
  2. Step 2: Convert to fraction form
    895,154.24/1,235,345.44 = 487,236.32/x
  3. Step 3: Cross multiply
    895,154.24x = 1,235,345.44 × 487,236.32
  4. Step 4: Simplify right side
    895,154.24x = 601,905,166,114.38
  5. Step 5: Solve for x
    x = 601,905,166,114.38/895,154.24
  6. Step 6: Final answer
    x = 672,403.86

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Double scale
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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.