Home / 670,226.10-1,005,339.15-603,870.90

Finding the Fourth Proportional to 670,226.10, 1,005,339.15 and 603,870.90

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Solution

The fourth proportional to 670,226.10, 1,005,339.15 and 603,870.90 is: 905,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,226.10 : 1,005,339.15 = 603,870.90 : x
  2. Step 2: Convert to fraction form
    670,226.10/1,005,339.15 = 603,870.90/x
  3. Step 3: Cross multiply
    670,226.10x = 1,005,339.15 × 603,870.90
  4. Step 4: Simplify right side
    670,226.10x = 607,095,057,315.74
  5. Step 5: Solve for x
    x = 607,095,057,315.74/670,226.10
  6. Step 6: Final answer
    x = 905,806.35

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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.