Home / 563,037.84-776,921.22-448,606.44

Finding the Fourth Proportional to 563,037.84, 776,921.22 and 448,606.44

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Solution

The fourth proportional to 563,037.84, 776,921.22 and 448,606.44 is: 619,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,037.84 : 776,921.22 = 448,606.44 : x
  2. Step 2: Convert to fraction form
    563,037.84/776,921.22 = 448,606.44/x
  3. Step 3: Cross multiply
    563,037.84x = 776,921.22 × 448,606.44
  4. Step 4: Simplify right side
    563,037.84x = 348,531,862,664.66
  5. Step 5: Solve for x
    x = 348,531,862,664.66/563,037.84
  6. Step 6: Final answer
    x = 619,020.32

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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.