Home / 440,329.90-607,841.31-297,283.72

Finding the Fourth Proportional to 440,329.90, 607,841.31 and 297,283.72

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Solution

The fourth proportional to 440,329.90, 607,841.31 and 297,283.72 is: 410,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,329.90 : 607,841.31 = 297,283.72 : x
  2. Step 2: Convert to fraction form
    440,329.90/607,841.31 = 297,283.72/x
  3. Step 3: Cross multiply
    440,329.90x = 607,841.31 × 297,283.72
  4. Step 4: Simplify right side
    440,329.90x = 180,701,325,806.47
  5. Step 5: Solve for x
    x = 180,701,325,806.47/440,329.90
  6. Step 6: Final answer
    x = 410,377.14

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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.