Home / 623,068.71-859,833.73-336,587.91

Finding the Fourth Proportional to 623,068.71, 859,833.73 and 336,587.91

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Solution

The fourth proportional to 623,068.71, 859,833.73 and 336,587.91 is: 464,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,068.71 : 859,833.73 = 336,587.91 : x
  2. Step 2: Convert to fraction form
    623,068.71/859,833.73 = 336,587.91/x
  3. Step 3: Cross multiply
    623,068.71x = 859,833.73 × 336,587.91
  4. Step 4: Simplify right side
    623,068.71x = 289,409,638,128.20
  5. Step 5: Solve for x
    x = 289,409,638,128.20/623,068.71
  6. Step 6: Final answer
    x = 464,490.73

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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.