Home / 626,731.97-864,033.23-430,492.46

Finding the Fourth Proportional to 626,731.97, 864,033.23 and 430,492.46

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Solution

The fourth proportional to 626,731.97, 864,033.23 and 430,492.46 is: 593,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,731.97 : 864,033.23 = 430,492.46 : x
  2. Step 2: Convert to fraction form
    626,731.97/864,033.23 = 430,492.46/x
  3. Step 3: Cross multiply
    626,731.97x = 864,033.23 × 430,492.46
  4. Step 4: Simplify right side
    626,731.97x = 371,959,793,940.76
  5. Step 5: Solve for x
    x = 371,959,793,940.76/626,731.97
  6. Step 6: Final answer
    x = 593,491.01

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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.