Home / 836,700.56-1,154,602.52-474,128.80

Finding the Fourth Proportional to 836,700.56, 1,154,602.52 and 474,128.80

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Solution

The fourth proportional to 836,700.56, 1,154,602.52 and 474,128.80 is: 654,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,700.56 : 1,154,602.52 = 474,128.80 : x
  2. Step 2: Convert to fraction form
    836,700.56/1,154,602.52 = 474,128.80/x
  3. Step 3: Cross multiply
    836,700.56x = 1,154,602.52 × 474,128.80
  4. Step 4: Simplify right side
    836,700.56x = 547,430,307,284.58
  5. Step 5: Solve for x
    x = 547,430,307,284.58/836,700.56
  6. Step 6: Final answer
    x = 654,272.67

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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.