Home / 744,666.80-1,116,577.08-508,295.60

Finding the Fourth Proportional to 744,666.80, 1,116,577.08 and 508,295.60

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Solution

The fourth proportional to 744,666.80, 1,116,577.08 and 508,295.60 is: 762,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,666.80 : 1,116,577.08 = 508,295.60 : x
  2. Step 2: Convert to fraction form
    744,666.80/1,116,577.08 = 508,295.60/x
  3. Step 3: Cross multiply
    744,666.80x = 1,116,577.08 × 508,295.60
  4. Step 4: Simplify right side
    744,666.80x = 567,551,216,824.85
  5. Step 5: Solve for x
    x = 567,551,216,824.85/744,666.80
  6. Step 6: Final answer
    x = 762,154.59

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Double scale
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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.