Home / 875,450.50-1,208,121.69-473,042.50

Finding the Fourth Proportional to 875,450.50, 1,208,121.69 and 473,042.50

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Solution

The fourth proportional to 875,450.50, 1,208,121.69 and 473,042.50 is: 652,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,450.50 : 1,208,121.69 = 473,042.50 : x
  2. Step 2: Convert to fraction form
    875,450.50/1,208,121.69 = 473,042.50/x
  3. Step 3: Cross multiply
    875,450.50x = 1,208,121.69 × 473,042.50
  4. Step 4: Simplify right side
    875,450.50x = 571,492,904,541.83
  5. Step 5: Solve for x
    x = 571,492,904,541.83/875,450.50
  6. Step 6: Final answer
    x = 652,798.65

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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.