Home / 716,942.34-1,075,511.93-243,500.58

Finding the Fourth Proportional to 716,942.34, 1,075,511.93 and 243,500.58

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Solution

The fourth proportional to 716,942.34, 1,075,511.93 and 243,500.58 is: 365,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,942.34 : 1,075,511.93 = 243,500.58 : x
  2. Step 2: Convert to fraction form
    716,942.34/1,075,511.93 = 243,500.58/x
  3. Step 3: Cross multiply
    716,942.34x = 1,075,511.93 × 243,500.58
  4. Step 4: Simplify right side
    716,942.34x = 261,887,777,534.42
  5. Step 5: Solve for x
    x = 261,887,777,534.42/716,942.34
  6. Step 6: Final answer
    x = 365,284.30

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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.