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Finding the Fourth Proportional to 375,191.61, 517,816.04 and 230,084.16

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Solution

The fourth proportional to 375,191.61, 517,816.04 and 230,084.16 is: 317,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,191.61 : 517,816.04 = 230,084.16 : x
  2. Step 2: Convert to fraction form
    375,191.61/517,816.04 = 230,084.16/x
  3. Step 3: Cross multiply
    375,191.61x = 517,816.04 × 230,084.16
  4. Step 4: Simplify right side
    375,191.61x = 119,141,267,447.51
  5. Step 5: Solve for x
    x = 119,141,267,447.51/375,191.61
  6. Step 6: Final answer
    x = 317,547.79

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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.