Home / 1,059,148.80-1,588,300.80-348,979.20

Finding the Fourth Proportional to 1,059,148.80, 1,588,300.80 and 348,979.20

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Solution

The fourth proportional to 1,059,148.80, 1,588,300.80 and 348,979.20 is: 523,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,148.80 : 1,588,300.80 = 348,979.20 : x
  2. Step 2: Convert to fraction form
    1,059,148.80/1,588,300.80 = 348,979.20/x
  3. Step 3: Cross multiply
    1,059,148.80x = 1,588,300.80 × 348,979.20
  4. Step 4: Simplify right side
    1,059,148.80x = 554,283,942,543.36
  5. Step 5: Solve for x
    x = 554,283,942,543.36/1,059,148.80
  6. Step 6: Final answer
    x = 523,329.62

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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.