Home / 452,777.40-679,166.10-242,825.40

Finding the Fourth Proportional to 452,777.40, 679,166.10 and 242,825.40

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Solution

The fourth proportional to 452,777.40, 679,166.10 and 242,825.40 is: 364,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,777.40 : 679,166.10 = 242,825.40 : x
  2. Step 2: Convert to fraction form
    452,777.40/679,166.10 = 242,825.40/x
  3. Step 3: Cross multiply
    452,777.40x = 679,166.10 × 242,825.40
  4. Step 4: Simplify right side
    452,777.40x = 164,918,779,898.94
  5. Step 5: Solve for x
    x = 164,918,779,898.94/452,777.40
  6. Step 6: Final answer
    x = 364,238.10

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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.