Home / 975,931.54-1,346,827.61-540,348.88

Finding the Fourth Proportional to 975,931.54, 1,346,827.61 and 540,348.88

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Solution

The fourth proportional to 975,931.54, 1,346,827.61 and 540,348.88 is: 745,704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,931.54 : 1,346,827.61 = 540,348.88 : x
  2. Step 2: Convert to fraction form
    975,931.54/1,346,827.61 = 540,348.88/x
  3. Step 3: Cross multiply
    975,931.54x = 1,346,827.61 × 540,348.88
  4. Step 4: Simplify right side
    975,931.54x = 727,756,790,616.58
  5. Step 5: Solve for x
    x = 727,756,790,616.58/975,931.54
  6. Step 6: Final answer
    x = 745,704.76

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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.