Home / 499,423-749,209.02-183,855.64

Finding the Fourth Proportional to 499,423, 749,209.02 and 183,855.64

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Solution

The fourth proportional to 499,423, 749,209.02 and 183,855.64 is: 275,810.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,423 : 749,209.02 = 183,855.64 : x
  2. Step 2: Convert to fraction form
    499,423/749,209.02 = 183,855.64/x
  3. Step 3: Cross multiply
    499,423x = 749,209.02 × 183,855.64
  4. Step 4: Simplify right side
    499,423x = 137,746,303,865.87
  5. Step 5: Solve for x
    x = 137,746,303,865.87/499,423
  6. Step 6: Final answer
    x = 275,810.89

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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.