Home / 594,423.03-820,303.65-339,779.69

Finding the Fourth Proportional to 594,423.03, 820,303.65 and 339,779.69

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Solution

The fourth proportional to 594,423.03, 820,303.65 and 339,779.69 is: 468,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,423.03 : 820,303.65 = 339,779.69 : x
  2. Step 2: Convert to fraction form
    594,423.03/820,303.65 = 339,779.69/x
  3. Step 3: Cross multiply
    594,423.03x = 820,303.65 × 339,779.69
  4. Step 4: Simplify right side
    594,423.03x = 278,722,519,902.87
  5. Step 5: Solve for x
    x = 278,722,519,902.87/594,423.03
  6. Step 6: Final answer
    x = 468,895.90

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1.5x scale

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.