Home / 836,543.89-1,154,427.55-474,037.03

Finding the Fourth Proportional to 836,543.89, 1,154,427.55 and 474,037.03

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Solution

The fourth proportional to 836,543.89, 1,154,427.55 and 474,037.03 is: 654,169.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,543.89 : 1,154,427.55 = 474,037.03 : x
  2. Step 2: Convert to fraction form
    836,543.89/1,154,427.55 = 474,037.03/x
  3. Step 3: Cross multiply
    836,543.89x = 1,154,427.55 × 474,037.03
  4. Step 4: Simplify right side
    836,543.89x = 547,241,407,152.18
  5. Step 5: Solve for x
    x = 547,241,407,152.18/836,543.89
  6. Step 6: Final answer
    x = 654,169.39

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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.