Home / 1,155,286.04-1,732,294.55-356,345.78

Finding the Fourth Proportional to 1,155,286.04, 1,732,294.55 and 356,345.78

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Solution

The fourth proportional to 1,155,286.04, 1,732,294.55 and 356,345.78 is: 534,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,286.04 : 1,732,294.55 = 356,345.78 : x
  2. Step 2: Convert to fraction form
    1,155,286.04/1,732,294.55 = 356,345.78/x
  3. Step 3: Cross multiply
    1,155,286.04x = 1,732,294.55 × 356,345.78
  4. Step 4: Simplify right side
    1,155,286.04x = 617,295,844,838.89
  5. Step 5: Solve for x
    x = 617,295,844,838.89/1,155,286.04
  6. Step 6: Final answer
    x = 534,322.95

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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.