Home / 948,509.52-1,308,943.98-535,051.50

Finding the Fourth Proportional to 948,509.52, 1,308,943.98 and 535,051.50

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Solution

The fourth proportional to 948,509.52, 1,308,943.98 and 535,051.50 is: 738,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,509.52 : 1,308,943.98 = 535,051.50 : x
  2. Step 2: Convert to fraction form
    948,509.52/1,308,943.98 = 535,051.50/x
  3. Step 3: Cross multiply
    948,509.52x = 1,308,943.98 × 535,051.50
  4. Step 4: Simplify right side
    948,509.52x = 700,352,439,914.97
  5. Step 5: Solve for x
    x = 700,352,439,914.97/948,509.52
  6. Step 6: Final answer
    x = 738,371.55

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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.