Home / 563,038.97-776,922.77-448,607.57

Finding the Fourth Proportional to 563,038.97, 776,922.77 and 448,607.57

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Solution

The fourth proportional to 563,038.97, 776,922.77 and 448,607.57 is: 619,021.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,038.97 : 776,922.77 = 448,607.57 : x
  2. Step 2: Convert to fraction form
    563,038.97/776,922.77 = 448,607.57/x
  3. Step 3: Cross multiply
    563,038.97x = 776,922.77 × 448,607.57
  4. Step 4: Simplify right side
    563,038.97x = 348,533,433,164.27
  5. Step 5: Solve for x
    x = 348,533,433,164.27/563,038.97
  6. Step 6: Final answer
    x = 619,021.87

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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.