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Finding the Fourth Proportional to 440,084.64, 607,272.48 and 249,064.77

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Solution

The fourth proportional to 440,084.64, 607,272.48 and 249,064.77 is: 343,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,084.64 : 607,272.48 = 249,064.77 : x
  2. Step 2: Convert to fraction form
    440,084.64/607,272.48 = 249,064.77/x
  3. Step 3: Cross multiply
    440,084.64x = 607,272.48 × 249,064.77
  4. Step 4: Simplify right side
    440,084.64x = 151,250,180,558.53
  5. Step 5: Solve for x
    x = 151,250,180,558.53/440,084.64
  6. Step 6: Final answer
    x = 343,684.30

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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.