Home / 319,095.10-440,349.06-175,855.24

Finding the Fourth Proportional to 319,095.10, 440,349.06 and 175,855.24

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Solution

The fourth proportional to 319,095.10, 440,349.06 and 175,855.24 is: 242,679.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,095.10 : 440,349.06 = 175,855.24 : x
  2. Step 2: Convert to fraction form
    319,095.10/440,349.06 = 175,855.24/x
  3. Step 3: Cross multiply
    319,095.10x = 440,349.06 × 175,855.24
  4. Step 4: Simplify right side
    319,095.10x = 77,437,689,630.07
  5. Step 5: Solve for x
    x = 77,437,689,630.07/319,095.10
  6. Step 6: Final answer
    x = 242,679.03

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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.