Home / 738,065.10-1,106,406.45-578,052.30

Finding the Fourth Proportional to 738,065.10, 1,106,406.45 and 578,052.30

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Solution

The fourth proportional to 738,065.10, 1,106,406.45 and 578,052.30 is: 866,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,065.10 : 1,106,406.45 = 578,052.30 : x
  2. Step 2: Convert to fraction form
    738,065.10/1,106,406.45 = 578,052.30/x
  3. Step 3: Cross multiply
    738,065.10x = 1,106,406.45 × 578,052.30
  4. Step 4: Simplify right side
    738,065.10x = 639,560,793,157.34
  5. Step 5: Solve for x
    x = 639,560,793,157.34/738,065.10
  6. Step 6: Final answer
    x = 866,537.10

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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.