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Finding the Fourth Proportional to 534,686.88, 802,030.32 and 179,700.90

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Solution

The fourth proportional to 534,686.88, 802,030.32 and 179,700.90 is: 269,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,686.88 : 802,030.32 = 179,700.90 : x
  2. Step 2: Convert to fraction form
    534,686.88/802,030.32 = 179,700.90/x
  3. Step 3: Cross multiply
    534,686.88x = 802,030.32 × 179,700.90
  4. Step 4: Simplify right side
    534,686.88x = 144,125,570,331.29
  5. Step 5: Solve for x
    x = 144,125,570,331.29/534,686.88
  6. Step 6: Final answer
    x = 269,551.35

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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.