Home / 943,953.01-1,302,643.28-514,223.91

Finding the Fourth Proportional to 943,953.01, 1,302,643.28 and 514,223.91

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Solution

The fourth proportional to 943,953.01, 1,302,643.28 and 514,223.91 is: 709,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,953.01 : 1,302,643.28 = 514,223.91 : x
  2. Step 2: Convert to fraction form
    943,953.01/1,302,643.28 = 514,223.91/x
  3. Step 3: Cross multiply
    943,953.01x = 1,302,643.28 × 514,223.91
  4. Step 4: Simplify right side
    943,953.01x = 669,850,322,062.39
  5. Step 5: Solve for x
    x = 669,850,322,062.39/943,953.01
  6. Step 6: Final answer
    x = 709,622.53

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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.