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Finding the Fourth Proportional to 576,886.19, 865,411.29 and 177,560.24

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Solution

The fourth proportional to 576,886.19, 865,411.29 and 177,560.24 is: 266,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,886.19 : 865,411.29 = 177,560.24 : x
  2. Step 2: Convert to fraction form
    576,886.19/865,411.29 = 177,560.24/x
  3. Step 3: Cross multiply
    576,886.19x = 865,411.29 × 177,560.24
  4. Step 4: Simplify right side
    576,886.19x = 153,662,632,024.05
  5. Step 5: Solve for x
    x = 153,662,632,024.05/576,886.19
  6. Step 6: Final answer
    x = 266,365.60

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1.5x scale

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.