Home / 956,530.80-1,319,951.97-526,810.95

Finding the Fourth Proportional to 956,530.80, 1,319,951.97 and 526,810.95

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Solution

The fourth proportional to 956,530.80, 1,319,951.97 and 526,810.95 is: 726,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,530.80 : 1,319,951.97 = 526,810.95 : x
  2. Step 2: Convert to fraction form
    956,530.80/1,319,951.97 = 526,810.95/x
  3. Step 3: Cross multiply
    956,530.80x = 1,319,951.97 × 526,810.95
  4. Step 4: Simplify right side
    956,530.80x = 695,365,151,270.07
  5. Step 5: Solve for x
    x = 695,365,151,270.07/956,530.80
  6. Step 6: Final answer
    x = 726,965.77

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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.