Home / 430,307.42-593,815.80-239,316.71

Finding the Fourth Proportional to 430,307.42, 593,815.80 and 239,316.71

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Solution

The fourth proportional to 430,307.42, 593,815.80 and 239,316.71 is: 330,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,307.42 : 593,815.80 = 239,316.71 : x
  2. Step 2: Convert to fraction form
    430,307.42/593,815.80 = 239,316.71/x
  3. Step 3: Cross multiply
    430,307.42x = 593,815.80 × 239,316.71
  4. Step 4: Simplify right side
    430,307.42x = 142,110,043,602.02
  5. Step 5: Solve for x
    x = 142,110,043,602.02/430,307.42
  6. Step 6: Final answer
    x = 330,252.37

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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.