Home / 836,166.76-1,153,931.59-454,215.40

Finding the Fourth Proportional to 836,166.76, 1,153,931.59 and 454,215.40

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Solution

The fourth proportional to 836,166.76, 1,153,931.59 and 454,215.40 is: 626,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,166.76 : 1,153,931.59 = 454,215.40 : x
  2. Step 2: Convert to fraction form
    836,166.76/1,153,931.59 = 454,215.40/x
  3. Step 3: Cross multiply
    836,166.76x = 1,153,931.59 × 454,215.40
  4. Step 4: Simplify right side
    836,166.76x = 524,133,492,954.83
  5. Step 5: Solve for x
    x = 524,133,492,954.83/836,166.76
  6. Step 6: Final answer
    x = 626,828.91

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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.