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Finding the Fourth Proportional to 438,567.60, 605,223.24 and 237,363.60

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Solution

The fourth proportional to 438,567.60, 605,223.24 and 237,363.60 is: 327,561.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,567.60 : 605,223.24 = 237,363.60 : x
  2. Step 2: Convert to fraction form
    438,567.60/605,223.24 = 237,363.60/x
  3. Step 3: Cross multiply
    438,567.60x = 605,223.24 × 237,363.60
  4. Step 4: Simplify right side
    438,567.60x = 143,657,967,050.06
  5. Step 5: Solve for x
    x = 143,657,967,050.06/438,567.60
  6. Step 6: Final answer
    x = 327,561.74

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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.