Home / 563,151.05-776,934.01-416,328.43

Finding the Fourth Proportional to 563,151.05, 776,934.01 and 416,328.43

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Solution

The fourth proportional to 563,151.05, 776,934.01 and 416,328.43 is: 574,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,151.05 : 776,934.01 = 416,328.43 : x
  2. Step 2: Convert to fraction form
    563,151.05/776,934.01 = 416,328.43/x
  3. Step 3: Cross multiply
    563,151.05x = 776,934.01 × 416,328.43
  4. Step 4: Simplify right side
    563,151.05x = 323,459,716,596.90
  5. Step 5: Solve for x
    x = 323,459,716,596.90/563,151.05
  6. Step 6: Final answer
    x = 574,374.70

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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.