Home / 993,434.52-1,370,901.56-563,689.02

Finding the Fourth Proportional to 993,434.52, 1,370,901.56 and 563,689.02

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Solution

The fourth proportional to 993,434.52, 1,370,901.56 and 563,689.02 is: 777,869.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,434.52 : 1,370,901.56 = 563,689.02 : x
  2. Step 2: Convert to fraction form
    993,434.52/1,370,901.56 = 563,689.02/x
  3. Step 3: Cross multiply
    993,434.52x = 1,370,901.56 × 563,689.02
  4. Step 4: Simplify right side
    993,434.52x = 772,762,156,872.87
  5. Step 5: Solve for x
    x = 772,762,156,872.87/993,434.52
  6. Step 6: Final answer
    x = 777,869.24

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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.