Home / 623,522.16-859,284.77-451,148.27

Finding the Fourth Proportional to 623,522.16, 859,284.77 and 451,148.27

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Solution

The fourth proportional to 623,522.16, 859,284.77 and 451,148.27 is: 621,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,522.16 : 859,284.77 = 451,148.27 : x
  2. Step 2: Convert to fraction form
    623,522.16/859,284.77 = 451,148.27/x
  3. Step 3: Cross multiply
    623,522.16x = 859,284.77 × 451,148.27
  4. Step 4: Simplify right side
    623,522.16x = 387,664,830,870.68
  5. Step 5: Solve for x
    x = 387,664,830,870.68/623,522.16
  6. Step 6: Final answer
    x = 621,733.85

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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.