Home / 319,358.04-440,699.25-183,296.22

Finding the Fourth Proportional to 319,358.04, 440,699.25 and 183,296.22

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Solution

The fourth proportional to 319,358.04, 440,699.25 and 183,296.22 is: 252,940.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,358.04 : 440,699.25 = 183,296.22 : x
  2. Step 2: Convert to fraction form
    319,358.04/440,699.25 = 183,296.22/x
  3. Step 3: Cross multiply
    319,358.04x = 440,699.25 × 183,296.22
  4. Step 4: Simplify right side
    319,358.04x = 80,778,506,681.84
  5. Step 5: Solve for x
    x = 80,778,506,681.84/319,358.04
  6. Step 6: Final answer
    x = 252,940.26

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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.