Home / 932,921.35-1,398,495.38-364,666.76

Finding the Fourth Proportional to 932,921.35, 1,398,495.38 and 364,666.76

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Solution

The fourth proportional to 932,921.35, 1,398,495.38 and 364,666.76 is: 546,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,921.35 : 1,398,495.38 = 364,666.76 : x
  2. Step 2: Convert to fraction form
    932,921.35/1,398,495.38 = 364,666.76/x
  3. Step 3: Cross multiply
    932,921.35x = 1,398,495.38 × 364,666.76
  4. Step 4: Simplify right side
    932,921.35x = 509,984,775,528.12
  5. Step 5: Solve for x
    x = 509,984,775,528.12/932,921.35
  6. Step 6: Final answer
    x = 546,653.56

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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.