Home / 744,770.65-1,116,281.17-344,566.12

Finding the Fourth Proportional to 744,770.65, 1,116,281.17 and 344,566.12

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Solution

The fourth proportional to 744,770.65, 1,116,281.17 and 344,566.12 is: 516,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,770.65 : 1,116,281.17 = 344,566.12 : x
  2. Step 2: Convert to fraction form
    744,770.65/1,116,281.17 = 344,566.12/x
  3. Step 3: Cross multiply
    744,770.65x = 1,116,281.17 × 344,566.12
  4. Step 4: Simplify right side
    744,770.65x = 384,632,671,575.96
  5. Step 5: Solve for x
    x = 384,632,671,575.96/744,770.65
  6. Step 6: Final answer
    x = 516,444.45

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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.