Home / 914,622.40-1,369,309.20-560,328.40

Finding the Fourth Proportional to 914,622.40, 1,369,309.20 and 560,328.40

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Solution

The fourth proportional to 914,622.40, 1,369,309.20 and 560,328.40 is: 838,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,622.40 : 1,369,309.20 = 560,328.40 : x
  2. Step 2: Convert to fraction form
    914,622.40/1,369,309.20 = 560,328.40/x
  3. Step 3: Cross multiply
    914,622.40x = 1,369,309.20 × 560,328.40
  4. Step 4: Simplify right side
    914,622.40x = 767,262,833,141.28
  5. Step 5: Solve for x
    x = 767,262,833,141.28/914,622.40
  6. Step 6: Final answer
    x = 838,884.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.