Home / 669,307.74-1,004,360.54-242,876.84

Finding the Fourth Proportional to 669,307.74, 1,004,360.54 and 242,876.84

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Solution

The fourth proportional to 669,307.74, 1,004,360.54 and 242,876.84 is: 364,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,307.74 : 1,004,360.54 = 242,876.84 : x
  2. Step 2: Convert to fraction form
    669,307.74/1,004,360.54 = 242,876.84/x
  3. Step 3: Cross multiply
    669,307.74x = 1,004,360.54 × 242,876.84
  4. Step 4: Simplify right side
    669,307.74x = 243,935,913,527.64
  5. Step 5: Solve for x
    x = 243,935,913,527.64/669,307.74
  6. Step 6: Final answer
    x = 364,460.02

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1.5x scale

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.