Home / 788,192.52-1,087,731.68-430,496.52

Finding the Fourth Proportional to 788,192.52, 1,087,731.68 and 430,496.52

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Solution

The fourth proportional to 788,192.52, 1,087,731.68 and 430,496.52 is: 594,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,192.52 : 1,087,731.68 = 430,496.52 : x
  2. Step 2: Convert to fraction form
    788,192.52/1,087,731.68 = 430,496.52/x
  3. Step 3: Cross multiply
    788,192.52x = 1,087,731.68 × 430,496.52
  4. Step 4: Simplify right side
    788,192.52x = 468,264,702,933.75
  5. Step 5: Solve for x
    x = 468,264,702,933.75/788,192.52
  6. Step 6: Final answer
    x = 594,099.40

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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.