Home / 746,117.10-1,119,175.65-521,730.90

Finding the Fourth Proportional to 746,117.10, 1,119,175.65 and 521,730.90

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Solution

The fourth proportional to 746,117.10, 1,119,175.65 and 521,730.90 is: 782,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,117.10 : 1,119,175.65 = 521,730.90 : x
  2. Step 2: Convert to fraction form
    746,117.10/1,119,175.65 = 521,730.90/x
  3. Step 3: Cross multiply
    746,117.10x = 1,119,175.65 × 521,730.90
  4. Step 4: Simplify right side
    746,117.10x = 583,908,519,132.59
  5. Step 5: Solve for x
    x = 583,908,519,132.59/746,117.10
  6. Step 6: Final answer
    x = 782,596.35

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Similar ratio
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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.