Home / 949,085.04-1,311,159.96-623,171.28

Finding the Fourth Proportional to 949,085.04, 1,311,159.96 and 623,171.28

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Solution

The fourth proportional to 949,085.04, 1,311,159.96 and 623,171.28 is: 860,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,085.04 : 1,311,159.96 = 623,171.28 : x
  2. Step 2: Convert to fraction form
    949,085.04/1,311,159.96 = 623,171.28/x
  3. Step 3: Cross multiply
    949,085.04x = 1,311,159.96 × 623,171.28
  4. Step 4: Simplify right side
    949,085.04x = 817,077,230,557.95
  5. Step 5: Solve for x
    x = 817,077,230,557.95/949,085.04
  6. Step 6: Final answer
    x = 860,910.45

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Double scale
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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.