Home / 957,567.86-1,321,384.29-527,825.78

Finding the Fourth Proportional to 957,567.86, 1,321,384.29 and 527,825.78

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Solution

The fourth proportional to 957,567.86, 1,321,384.29 and 527,825.78 is: 728,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,567.86 : 1,321,384.29 = 527,825.78 : x
  2. Step 2: Convert to fraction form
    957,567.86/1,321,384.29 = 527,825.78/x
  3. Step 3: Cross multiply
    957,567.86x = 1,321,384.29 × 527,825.78
  4. Step 4: Simplify right side
    957,567.86x = 697,460,693,549.00
  5. Step 5: Solve for x
    x = 697,460,693,549.00/957,567.86
  6. Step 6: Final answer
    x = 728,366.86

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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.