Home / 369,294.11-553,744.34-191,622.23

Finding the Fourth Proportional to 369,294.11, 553,744.34 and 191,622.23

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Solution

The fourth proportional to 369,294.11, 553,744.34 and 191,622.23 is: 287,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,294.11 : 553,744.34 = 191,622.23 : x
  2. Step 2: Convert to fraction form
    369,294.11/553,744.34 = 191,622.23/x
  3. Step 3: Cross multiply
    369,294.11x = 553,744.34 × 191,622.23
  4. Step 4: Simplify right side
    369,294.11x = 106,109,724,322.57
  5. Step 5: Solve for x
    x = 106,109,724,322.57/369,294.11
  6. Step 6: Final answer
    x = 287,331.21

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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.