Home / 836,317.90-1,154,142.38-473,741.67

Finding the Fourth Proportional to 836,317.90, 1,154,142.38 and 473,741.67

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Solution

The fourth proportional to 836,317.90, 1,154,142.38 and 473,741.67 is: 653,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,317.90 : 1,154,142.38 = 473,741.67 : x
  2. Step 2: Convert to fraction form
    836,317.90/1,154,142.38 = 473,741.67/x
  3. Step 3: Cross multiply
    836,317.90x = 1,154,142.38 × 473,741.67
  4. Step 4: Simplify right side
    836,317.90x = 546,765,338,518.98
  5. Step 5: Solve for x
    x = 546,765,338,518.98/836,317.90
  6. Step 6: Final answer
    x = 653,776.92

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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.