Home / 537,946.40-806,919.60-183,360.80

Finding the Fourth Proportional to 537,946.40, 806,919.60 and 183,360.80

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Solution

The fourth proportional to 537,946.40, 806,919.60 and 183,360.80 is: 275,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,946.40 : 806,919.60 = 183,360.80 : x
  2. Step 2: Convert to fraction form
    537,946.40/806,919.60 = 183,360.80/x
  3. Step 3: Cross multiply
    537,946.40x = 806,919.60 × 183,360.80
  4. Step 4: Simplify right side
    537,946.40x = 147,957,423,391.68
  5. Step 5: Solve for x
    x = 147,957,423,391.68/537,946.40
  6. Step 6: Final answer
    x = 275,041.20

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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.