Home / 762,569.52-1,052,342.73-423,037.77

Finding the Fourth Proportional to 762,569.52, 1,052,342.73 and 423,037.77

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Solution

The fourth proportional to 762,569.52, 1,052,342.73 and 423,037.77 is: 583,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,569.52 : 1,052,342.73 = 423,037.77 : x
  2. Step 2: Convert to fraction form
    762,569.52/1,052,342.73 = 423,037.77/x
  3. Step 3: Cross multiply
    762,569.52x = 1,052,342.73 × 423,037.77
  4. Step 4: Simplify right side
    762,569.52x = 445,180,721,774.91
  5. Step 5: Solve for x
    x = 445,180,721,774.91/762,569.52
  6. Step 6: Final answer
    x = 583,790.34

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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.