Home / 318,437.48-439,444.52-175,206.44

Finding the Fourth Proportional to 318,437.48, 439,444.52 and 175,206.44

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Solution

The fourth proportional to 318,437.48, 439,444.52 and 175,206.44 is: 241,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,437.48 : 439,444.52 = 175,206.44 : x
  2. Step 2: Convert to fraction form
    318,437.48/439,444.52 = 175,206.44/x
  3. Step 3: Cross multiply
    318,437.48x = 439,444.52 × 175,206.44
  4. Step 4: Simplify right side
    318,437.48x = 76,993,506,853.45
  5. Step 5: Solve for x
    x = 76,993,506,853.45/318,437.48
  6. Step 6: Final answer
    x = 241,785.32

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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.