Home / 954,815.79-1,317,619.49-525,095.88

Finding the Fourth Proportional to 954,815.79, 1,317,619.49 and 525,095.88

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Solution

The fourth proportional to 954,815.79, 1,317,619.49 and 525,095.88 is: 724,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,815.79 : 1,317,619.49 = 525,095.88 : x
  2. Step 2: Convert to fraction form
    954,815.79/1,317,619.49 = 525,095.88/x
  3. Step 3: Cross multiply
    954,815.79x = 1,317,619.49 × 525,095.88
  4. Step 4: Simplify right side
    954,815.79x = 691,876,565,606.70
  5. Step 5: Solve for x
    x = 691,876,565,606.70/954,815.79
  6. Step 6: Final answer
    x = 724,617.85

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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.