Home / 657,113.80-984,288.30-546,521.80

Finding the Fourth Proportional to 657,113.80, 984,288.30 and 546,521.80

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Solution

The fourth proportional to 657,113.80, 984,288.30 and 546,521.80 is: 818,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,113.80 : 984,288.30 = 546,521.80 : x
  2. Step 2: Convert to fraction form
    657,113.80/984,288.30 = 546,521.80/x
  3. Step 3: Cross multiply
    657,113.80x = 984,288.30 × 546,521.80
  4. Step 4: Simplify right side
    657,113.80x = 537,935,013,434.94
  5. Step 5: Solve for x
    x = 537,935,013,434.94/657,113.80
  6. Step 6: Final answer
    x = 818,632.96

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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.