Home / 534,051.47-801,075.18-218,508.28

Finding the Fourth Proportional to 534,051.47, 801,075.18 and 218,508.28

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Solution

The fourth proportional to 534,051.47, 801,075.18 and 218,508.28 is: 327,761.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,051.47 : 801,075.18 = 218,508.28 : x
  2. Step 2: Convert to fraction form
    534,051.47/801,075.18 = 218,508.28/x
  3. Step 3: Cross multiply
    534,051.47x = 801,075.18 × 218,508.28
  4. Step 4: Simplify right side
    534,051.47x = 175,041,555,727.12
  5. Step 5: Solve for x
    x = 175,041,555,727.12/534,051.47
  6. Step 6: Final answer
    x = 327,761.58

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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.