Home / 1,163,000.30-1,604,705.13-679,472.06

Finding the Fourth Proportional to 1,163,000.30, 1,604,705.13 and 679,472.06

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Solution

The fourth proportional to 1,163,000.30, 1,604,705.13 and 679,472.06 is: 937,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,000.30 : 1,604,705.13 = 679,472.06 : x
  2. Step 2: Convert to fraction form
    1,163,000.30/1,604,705.13 = 679,472.06/x
  3. Step 3: Cross multiply
    1,163,000.30x = 1,604,705.13 × 679,472.06
  4. Step 4: Simplify right side
    1,163,000.30x = 1,090,352,292,350.14
  5. Step 5: Solve for x
    x = 1,090,352,292,350.14/1,163,000.30
  6. Step 6: Final answer
    x = 937,533.98

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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.