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Finding the Fourth Proportional to 707,084.24, 975,762.32 and 384,799.82

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Solution

The fourth proportional to 707,084.24, 975,762.32 and 384,799.82 is: 531,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,084.24 : 975,762.32 = 384,799.82 : x
  2. Step 2: Convert to fraction form
    707,084.24/975,762.32 = 384,799.82/x
  3. Step 3: Cross multiply
    707,084.24x = 975,762.32 × 384,799.82
  4. Step 4: Simplify right side
    707,084.24x = 375,473,158,295.97
  5. Step 5: Solve for x
    x = 375,473,158,295.97/707,084.24
  6. Step 6: Final answer
    x = 531,016.16

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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.