Home / 985,619.64-1,360,155.78-532,910.64

Finding the Fourth Proportional to 985,619.64, 1,360,155.78 and 532,910.64

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Solution

The fourth proportional to 985,619.64, 1,360,155.78 and 532,910.64 is: 735,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,619.64 : 1,360,155.78 = 532,910.64 : x
  2. Step 2: Convert to fraction form
    985,619.64/1,360,155.78 = 532,910.64/x
  3. Step 3: Cross multiply
    985,619.64x = 1,360,155.78 × 532,910.64
  4. Step 4: Simplify right side
    985,619.64x = 724,841,487,219.50
  5. Step 5: Solve for x
    x = 724,841,487,219.50/985,619.64
  6. Step 6: Final answer
    x = 735,417.05

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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.