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Finding the Fourth Proportional to 357,437.00, 492,934.01 and 242,887.41

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Solution

The fourth proportional to 357,437.00, 492,934.01 and 242,887.41 is: 334,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,437.00 : 492,934.01 = 242,887.41 : x
  2. Step 2: Convert to fraction form
    357,437.00/492,934.01 = 242,887.41/x
  3. Step 3: Cross multiply
    357,437.00x = 492,934.01 × 242,887.41
  4. Step 4: Simplify right side
    357,437.00x = 119,727,463,775.38
  5. Step 5: Solve for x
    x = 119,727,463,775.38/357,437.00
  6. Step 6: Final answer
    x = 334,961.02

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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.