Home / 851,526.19-1,175,097.54-464,340.66

Finding the Fourth Proportional to 851,526.19, 1,175,097.54 and 464,340.66

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Solution

The fourth proportional to 851,526.19, 1,175,097.54 and 464,340.66 is: 640,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,526.19 : 1,175,097.54 = 464,340.66 : x
  2. Step 2: Convert to fraction form
    851,526.19/1,175,097.54 = 464,340.66/x
  3. Step 3: Cross multiply
    851,526.19x = 1,175,097.54 × 464,340.66
  4. Step 4: Simplify right side
    851,526.19x = 545,645,567,287.98
  5. Step 5: Solve for x
    x = 545,645,567,287.98/851,526.19
  6. Step 6: Final answer
    x = 640,785.42

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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.