Home / 824,151.84-1,137,199.62-480,044.40

Finding the Fourth Proportional to 824,151.84, 1,137,199.62 and 480,044.40

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Solution

The fourth proportional to 824,151.84, 1,137,199.62 and 480,044.40 is: 662,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,151.84 : 1,137,199.62 = 480,044.40 : x
  2. Step 2: Convert to fraction form
    824,151.84/1,137,199.62 = 480,044.40/x
  3. Step 3: Cross multiply
    824,151.84x = 1,137,199.62 × 480,044.40
  4. Step 4: Simplify right side
    824,151.84x = 545,906,309,263.13
  5. Step 5: Solve for x
    x = 545,906,309,263.13/824,151.84
  6. Step 6: Final answer
    x = 662,385.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.