Home / 369,946.10-554,919.15-349,278.95

Finding the Fourth Proportional to 369,946.10, 554,919.15 and 349,278.95

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Solution

The fourth proportional to 369,946.10, 554,919.15 and 349,278.95 is: 523,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,946.10 : 554,919.15 = 349,278.95 : x
  2. Step 2: Convert to fraction form
    369,946.10/554,919.15 = 349,278.95/x
  3. Step 3: Cross multiply
    369,946.10x = 554,919.15 × 349,278.95
  4. Step 4: Simplify right side
    369,946.10x = 193,821,578,046.89
  5. Step 5: Solve for x
    x = 193,821,578,046.89/369,946.10
  6. Step 6: Final answer
    x = 523,918.43

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Similar ratio
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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.