Home / 836,854.96-1,154,835.48-454,871.92

Finding the Fourth Proportional to 836,854.96, 1,154,835.48 and 454,871.92

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Solution

The fourth proportional to 836,854.96, 1,154,835.48 and 454,871.92 is: 627,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,854.96 : 1,154,835.48 = 454,871.92 : x
  2. Step 2: Convert to fraction form
    836,854.96/1,154,835.48 = 454,871.92/x
  3. Step 3: Cross multiply
    836,854.96x = 1,154,835.48 × 454,871.92
  4. Step 4: Simplify right side
    836,854.96x = 525,302,232,071.72
  5. Step 5: Solve for x
    x = 525,302,232,071.72/836,854.96
  6. Step 6: Final answer
    x = 627,710.01

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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.