Home / 692,933.04-956,247.60-391,146.48

Finding the Fourth Proportional to 692,933.04, 956,247.60 and 391,146.48

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Solution

The fourth proportional to 692,933.04, 956,247.60 and 391,146.48 is: 539,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,933.04 : 956,247.60 = 391,146.48 : x
  2. Step 2: Convert to fraction form
    692,933.04/956,247.60 = 391,146.48/x
  3. Step 3: Cross multiply
    692,933.04x = 956,247.60 × 391,146.48
  4. Step 4: Simplify right side
    692,933.04x = 374,032,882,748.45
  5. Step 5: Solve for x
    x = 374,032,882,748.45/692,933.04
  6. Step 6: Final answer
    x = 539,782.15

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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.