Home / 954,850.16-1,317,648.12-525,148.40

Finding the Fourth Proportional to 954,850.16, 1,317,648.12 and 525,148.40

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Solution

The fourth proportional to 954,850.16, 1,317,648.12 and 525,148.40 is: 724,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,850.16 : 1,317,648.12 = 525,148.40 : x
  2. Step 2: Convert to fraction form
    954,850.16/1,317,648.12 = 525,148.40/x
  3. Step 3: Cross multiply
    954,850.16x = 1,317,648.12 × 525,148.40
  4. Step 4: Simplify right side
    954,850.16x = 691,960,801,981.01
  5. Step 5: Solve for x
    x = 691,960,801,981.01/954,850.16
  6. Step 6: Final answer
    x = 724,679.99

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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.