Home / 527,999.10-791,707.05-172,830.30

Finding the Fourth Proportional to 527,999.10, 791,707.05 and 172,830.30

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Solution

The fourth proportional to 527,999.10, 791,707.05 and 172,830.30 is: 259,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,999.10 : 791,707.05 = 172,830.30 : x
  2. Step 2: Convert to fraction form
    527,999.10/791,707.05 = 172,830.30/x
  3. Step 3: Cross multiply
    527,999.10x = 791,707.05 × 172,830.30
  4. Step 4: Simplify right side
    527,999.10x = 136,830,966,963.62
  5. Step 5: Solve for x
    x = 136,830,966,963.62/527,999.10
  6. Step 6: Final answer
    x = 259,150.00

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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.