Home / 319,495.39-440,925.02-183,573.34

Finding the Fourth Proportional to 319,495.39, 440,925.02 and 183,573.34

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Solution

The fourth proportional to 319,495.39, 440,925.02 and 183,573.34 is: 253,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,495.39 : 440,925.02 = 183,573.34 : x
  2. Step 2: Convert to fraction form
    319,495.39/440,925.02 = 183,573.34/x
  3. Step 3: Cross multiply
    319,495.39x = 440,925.02 × 183,573.34
  4. Step 4: Simplify right side
    319,495.39x = 80,942,077,279.19
  5. Step 5: Solve for x
    x = 80,942,077,279.19/319,495.39
  6. Step 6: Final answer
    x = 253,343.49

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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.