Home / 556,234.75-767,386.86-362,869.77

Finding the Fourth Proportional to 556,234.75, 767,386.86 and 362,869.77

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Solution

The fourth proportional to 556,234.75, 767,386.86 and 362,869.77 is: 500,618.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,234.75 : 767,386.86 = 362,869.77 : x
  2. Step 2: Convert to fraction form
    556,234.75/767,386.86 = 362,869.77/x
  3. Step 3: Cross multiply
    556,234.75x = 767,386.86 × 362,869.77
  4. Step 4: Simplify right side
    556,234.75x = 278,461,496,947.30
  5. Step 5: Solve for x
    x = 278,461,496,947.30/556,234.75
  6. Step 6: Final answer
    x = 500,618.67

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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.