Home / 674,348.40-1,011,814.20-341,924.40

Finding the Fourth Proportional to 674,348.40, 1,011,814.20 and 341,924.40

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Solution

The fourth proportional to 674,348.40, 1,011,814.20 and 341,924.40 is: 513,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,348.40 : 1,011,814.20 = 341,924.40 : x
  2. Step 2: Convert to fraction form
    674,348.40/1,011,814.20 = 341,924.40/x
  3. Step 3: Cross multiply
    674,348.40x = 1,011,814.20 × 341,924.40
  4. Step 4: Simplify right side
    674,348.40x = 345,963,963,246.48
  5. Step 5: Solve for x
    x = 345,963,963,246.48/674,348.40
  6. Step 6: Final answer
    x = 513,034.45

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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.