Home / 887,069.19-1,224,155.98-479,171.04

Finding the Fourth Proportional to 887,069.19, 1,224,155.98 and 479,171.04

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Solution

The fourth proportional to 887,069.19, 1,224,155.98 and 479,171.04 is: 661,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,069.19 : 1,224,155.98 = 479,171.04 : x
  2. Step 2: Convert to fraction form
    887,069.19/1,224,155.98 = 479,171.04/x
  3. Step 3: Cross multiply
    887,069.19x = 1,224,155.98 × 479,171.04
  4. Step 4: Simplify right side
    887,069.19x = 586,580,094,058.82
  5. Step 5: Solve for x
    x = 586,580,094,058.82/887,069.19
  6. Step 6: Final answer
    x = 661,256.30

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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.