Home / 556,211.20-767,586.57-314,529.93

Finding the Fourth Proportional to 556,211.20, 767,586.57 and 314,529.93

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Solution

The fourth proportional to 556,211.20, 767,586.57 and 314,529.93 is: 434,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,211.20 : 767,586.57 = 314,529.93 : x
  2. Step 2: Convert to fraction form
    556,211.20/767,586.57 = 314,529.93/x
  3. Step 3: Cross multiply
    556,211.20x = 767,586.57 × 314,529.93
  4. Step 4: Simplify right side
    556,211.20x = 241,428,950,131.04
  5. Step 5: Solve for x
    x = 241,428,950,131.04/556,211.20
  6. Step 6: Final answer
    x = 434,059.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.