Home / 836,314.52-1,154,128.05-454,341.60

Finding the Fourth Proportional to 836,314.52, 1,154,128.05 and 454,341.60

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Solution

The fourth proportional to 836,314.52, 1,154,128.05 and 454,341.60 is: 626,999.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,314.52 : 1,154,128.05 = 454,341.60 : x
  2. Step 2: Convert to fraction form
    836,314.52/1,154,128.05 = 454,341.60/x
  3. Step 3: Cross multiply
    836,314.52x = 1,154,128.05 × 454,341.60
  4. Step 4: Simplify right side
    836,314.52x = 524,368,384,841.88
  5. Step 5: Solve for x
    x = 524,368,384,841.88/836,314.52
  6. Step 6: Final answer
    x = 626,999.02

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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.