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Finding the Fourth Proportional to 565,652.17, 780,603.06 and 333,089.20

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Solution

The fourth proportional to 565,652.17, 780,603.06 and 333,089.20 is: 459,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,652.17 : 780,603.06 = 333,089.20 : x
  2. Step 2: Convert to fraction form
    565,652.17/780,603.06 = 333,089.20/x
  3. Step 3: Cross multiply
    565,652.17x = 780,603.06 × 333,089.20
  4. Step 4: Simplify right side
    565,652.17x = 260,010,448,772.95
  5. Step 5: Solve for x
    x = 260,010,448,772.95/565,652.17
  6. Step 6: Final answer
    x = 459,664.90

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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.