Home / 943,120.42-1,301,304.36-561,072.58

Finding the Fourth Proportional to 943,120.42, 1,301,304.36 and 561,072.58

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Solution

The fourth proportional to 943,120.42, 1,301,304.36 and 561,072.58 is: 774,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,120.42 : 1,301,304.36 = 561,072.58 : x
  2. Step 2: Convert to fraction form
    943,120.42/1,301,304.36 = 561,072.58/x
  3. Step 3: Cross multiply
    943,120.42x = 1,301,304.36 × 561,072.58
  4. Step 4: Simplify right side
    943,120.42x = 730,126,194,630.45
  5. Step 5: Solve for x
    x = 730,126,194,630.45/943,120.42
  6. Step 6: Final answer
    x = 774,160.10

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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.