Home / 434,417.70-651,626.55-404,893.20

Finding the Fourth Proportional to 434,417.70, 651,626.55 and 404,893.20

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Solution

The fourth proportional to 434,417.70, 651,626.55 and 404,893.20 is: 607,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,417.70 : 651,626.55 = 404,893.20 : x
  2. Step 2: Convert to fraction form
    434,417.70/651,626.55 = 404,893.20/x
  3. Step 3: Cross multiply
    434,417.70x = 651,626.55 × 404,893.20
  4. Step 4: Simplify right side
    434,417.70x = 263,839,159,034.46
  5. Step 5: Solve for x
    x = 263,839,159,034.46/434,417.70
  6. Step 6: Final answer
    x = 607,339.80

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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.