Home / 914,047.05-1,261,369.44-506,140.14

Finding the Fourth Proportional to 914,047.05, 1,261,369.44 and 506,140.14

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Solution

The fourth proportional to 914,047.05, 1,261,369.44 and 506,140.14 is: 698,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,047.05 : 1,261,369.44 = 506,140.14 : x
  2. Step 2: Convert to fraction form
    914,047.05/1,261,369.44 = 506,140.14/x
  3. Step 3: Cross multiply
    914,047.05x = 1,261,369.44 × 506,140.14
  4. Step 4: Simplify right side
    914,047.05x = 638,429,704,953.32
  5. Step 5: Solve for x
    x = 638,429,704,953.32/914,047.05
  6. Step 6: Final answer
    x = 698,464.82

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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.