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Finding the Fourth Proportional to 506,047.02, 758,695.53 and 306,320.13

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Solution

The fourth proportional to 506,047.02, 758,695.53 and 306,320.13 is: 459,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,047.02 : 758,695.53 = 306,320.13 : x
  2. Step 2: Convert to fraction form
    506,047.02/758,695.53 = 306,320.13/x
  3. Step 3: Cross multiply
    506,047.02x = 758,695.53 × 306,320.13
  4. Step 4: Simplify right side
    506,047.02x = 232,403,713,380.02
  5. Step 5: Solve for x
    x = 232,403,713,380.02/506,047.02
  6. Step 6: Final answer
    x = 459,253.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.