Home / 624,947.34-937,465.06-309,319.50

Finding the Fourth Proportional to 624,947.34, 937,465.06 and 309,319.50

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Solution

The fourth proportional to 624,947.34, 937,465.06 and 309,319.50 is: 464,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,947.34 : 937,465.06 = 309,319.50 : x
  2. Step 2: Convert to fraction form
    624,947.34/937,465.06 = 309,319.50/x
  3. Step 3: Cross multiply
    624,947.34x = 937,465.06 × 309,319.50
  4. Step 4: Simplify right side
    624,947.34x = 289,976,222,853.37
  5. Step 5: Solve for x
    x = 289,976,222,853.37/624,947.34
  6. Step 6: Final answer
    x = 464,001.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.