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Finding the Fourth Proportional to 292,751.64, 439,827.30 and 187,775.64

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Solution

The fourth proportional to 292,751.64, 439,827.30 and 187,775.64 is: 282,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,751.64 : 439,827.30 = 187,775.64 : x
  2. Step 2: Convert to fraction form
    292,751.64/439,827.30 = 187,775.64/x
  3. Step 3: Cross multiply
    292,751.64x = 439,827.30 × 187,775.64
  4. Step 4: Simplify right side
    292,751.64x = 82,588,852,746.97
  5. Step 5: Solve for x
    x = 82,588,852,746.97/292,751.64
  6. Step 6: Final answer
    x = 282,112.35

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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.