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Finding the Fourth Proportional to 500,095.17, 690,130.02 and 270,652.89

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Solution

The fourth proportional to 500,095.17, 690,130.02 and 270,652.89 is: 373,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,095.17 : 690,130.02 = 270,652.89 : x
  2. Step 2: Convert to fraction form
    500,095.17/690,130.02 = 270,652.89/x
  3. Step 3: Cross multiply
    500,095.17x = 690,130.02 × 270,652.89
  4. Step 4: Simplify right side
    500,095.17x = 186,785,684,388.76
  5. Step 5: Solve for x
    x = 186,785,684,388.76/500,095.17
  6. Step 6: Final answer
    x = 373,500.28

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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.