Home / 623,152.08-859,948.79-336,671.28

Finding the Fourth Proportional to 623,152.08, 859,948.79 and 336,671.28

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Solution

The fourth proportional to 623,152.08, 859,948.79 and 336,671.28 is: 464,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,152.08 : 859,948.79 = 336,671.28 : x
  2. Step 2: Convert to fraction form
    623,152.08/859,948.79 = 336,671.28/x
  3. Step 3: Cross multiply
    623,152.08x = 859,948.79 × 336,671.28
  4. Step 4: Simplify right side
    623,152.08x = 289,520,058,180.40
  5. Step 5: Solve for x
    x = 289,520,058,180.40/623,152.08
  6. Step 6: Final answer
    x = 464,605.78

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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.