Home / 658,834.08-986,368.32-616,983.36

Finding the Fourth Proportional to 658,834.08, 986,368.32 and 616,983.36

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Solution

The fourth proportional to 658,834.08, 986,368.32 and 616,983.36 is: 923,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,834.08 : 986,368.32 = 616,983.36 : x
  2. Step 2: Convert to fraction form
    658,834.08/986,368.32 = 616,983.36/x
  3. Step 3: Cross multiply
    658,834.08x = 986,368.32 × 616,983.36
  4. Step 4: Simplify right side
    658,834.08x = 608,572,840,271.16
  5. Step 5: Solve for x
    x = 608,572,840,271.16/658,834.08
  6. Step 6: Final answer
    x = 923,711.84

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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.