Home / 910,841.80-1,366,262.70-532,928.20

Finding the Fourth Proportional to 910,841.80, 1,366,262.70 and 532,928.20

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Solution

The fourth proportional to 910,841.80, 1,366,262.70 and 532,928.20 is: 799,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,841.80 : 1,366,262.70 = 532,928.20 : x
  2. Step 2: Convert to fraction form
    910,841.80/1,366,262.70 = 532,928.20/x
  3. Step 3: Cross multiply
    910,841.80x = 1,366,262.70 × 532,928.20
  4. Step 4: Simplify right side
    910,841.80x = 728,119,921,438.14
  5. Step 5: Solve for x
    x = 728,119,921,438.14/910,841.80
  6. Step 6: Final answer
    x = 799,392.30

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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.