Home / 874,127.04-1,206,350.87-529,995.91

Finding the Fourth Proportional to 874,127.04, 1,206,350.87 and 529,995.91

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Solution

The fourth proportional to 874,127.04, 1,206,350.87 and 529,995.91 is: 731,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,127.04 : 1,206,350.87 = 529,995.91 : x
  2. Step 2: Convert to fraction form
    874,127.04/1,206,350.87 = 529,995.91/x
  3. Step 3: Cross multiply
    874,127.04x = 1,206,350.87 × 529,995.91
  4. Step 4: Simplify right side
    874,127.04x = 639,361,026,702.22
  5. Step 5: Solve for x
    x = 639,361,026,702.22/874,127.04
  6. Step 6: Final answer
    x = 731,428.04

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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.