Home / 957,567.87-1,321,417.13-527,847.89

Finding the Fourth Proportional to 957,567.87, 1,321,417.13 and 527,847.89

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Solution

The fourth proportional to 957,567.87, 1,321,417.13 and 527,847.89 is: 728,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,567.87 : 1,321,417.13 = 527,847.89 : x
  2. Step 2: Convert to fraction form
    957,567.87/1,321,417.13 = 527,847.89/x
  3. Step 3: Cross multiply
    957,567.87x = 1,321,417.13 × 527,847.89
  4. Step 4: Simplify right side
    957,567.87x = 697,507,234,634.03
  5. Step 5: Solve for x
    x = 697,507,234,634.03/957,567.87
  6. Step 6: Final answer
    x = 728,415.45

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1.5x scale

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.