Home / 957,385.58-1,321,200.14-527,666.81

Finding the Fourth Proportional to 957,385.58, 1,321,200.14 and 527,666.81

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Solution

The fourth proportional to 957,385.58, 1,321,200.14 and 527,666.81 is: 728,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,385.58 : 1,321,200.14 = 527,666.81 : x
  2. Step 2: Convert to fraction form
    957,385.58/1,321,200.14 = 527,666.81/x
  3. Step 3: Cross multiply
    957,385.58x = 1,321,200.14 × 527,666.81
  4. Step 4: Simplify right side
    957,385.58x = 697,153,454,001.02
  5. Step 5: Solve for x
    x = 697,153,454,001.02/957,385.58
  6. Step 6: Final answer
    x = 728,184.62

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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.