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Finding the Fourth Proportional to 440,040.66, 607,237.74 and 249,064.62

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Solution

The fourth proportional to 440,040.66, 607,237.74 and 249,064.62 is: 343,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,040.66 : 607,237.74 = 249,064.62 : x
  2. Step 2: Convert to fraction form
    440,040.66/607,237.74 = 249,064.62/x
  3. Step 3: Cross multiply
    440,040.66x = 607,237.74 × 249,064.62
  4. Step 4: Simplify right side
    440,040.66x = 151,241,436,962.76
  5. Step 5: Solve for x
    x = 151,241,436,962.76/440,040.66
  6. Step 6: Final answer
    x = 343,698.78

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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.