Home / 895,857.05-1,236,284.45-487,957.63

Finding the Fourth Proportional to 895,857.05, 1,236,284.45 and 487,957.63

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Solution

The fourth proportional to 895,857.05, 1,236,284.45 and 487,957.63 is: 673,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,857.05 : 1,236,284.45 = 487,957.63 : x
  2. Step 2: Convert to fraction form
    895,857.05/1,236,284.45 = 487,957.63/x
  3. Step 3: Cross multiply
    895,857.05x = 1,236,284.45 × 487,957.63
  4. Step 4: Simplify right side
    895,857.05x = 603,254,429,211.37
  5. Step 5: Solve for x
    x = 603,254,429,211.37/895,857.05
  6. Step 6: Final answer
    x = 673,382.46

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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.