Home / 965,200.95-1,332,137.21-535,619.07

Finding the Fourth Proportional to 965,200.95, 1,332,137.21 and 535,619.07

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Solution

The fourth proportional to 965,200.95, 1,332,137.21 and 535,619.07 is: 739,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,200.95 : 1,332,137.21 = 535,619.07 : x
  2. Step 2: Convert to fraction form
    965,200.95/1,332,137.21 = 535,619.07/x
  3. Step 3: Cross multiply
    965,200.95x = 1,332,137.21 × 535,619.07
  4. Step 4: Simplify right side
    965,200.95x = 713,518,090,854.50
  5. Step 5: Solve for x
    x = 713,518,090,854.50/965,200.95
  6. Step 6: Final answer
    x = 739,243.05

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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.