Home / 985,579.20-1,360,096.32-532,870.20

Finding the Fourth Proportional to 985,579.20, 1,360,096.32 and 532,870.20

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Solution

The fourth proportional to 985,579.20, 1,360,096.32 and 532,870.20 is: 735,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,579.20 : 1,360,096.32 = 532,870.20 : x
  2. Step 2: Convert to fraction form
    985,579.20/1,360,096.32 = 532,870.20/x
  3. Step 3: Cross multiply
    985,579.20x = 1,360,096.32 × 532,870.20
  4. Step 4: Simplify right side
    985,579.20x = 724,754,798,057.66
  5. Step 5: Solve for x
    x = 724,754,798,057.66/985,579.20
  6. Step 6: Final answer
    x = 735,359.27

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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.