Home / 626,946.19-865,450.61-423,273.01

Finding the Fourth Proportional to 626,946.19, 865,450.61 and 423,273.01

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Solution

The fourth proportional to 626,946.19, 865,450.61 and 423,273.01 is: 584,295.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,946.19 : 865,450.61 = 423,273.01 : x
  2. Step 2: Convert to fraction form
    626,946.19/865,450.61 = 423,273.01/x
  3. Step 3: Cross multiply
    626,946.19x = 865,450.61 × 423,273.01
  4. Step 4: Simplify right side
    626,946.19x = 366,321,883,595.59
  5. Step 5: Solve for x
    x = 366,321,883,595.59/626,946.19
  6. Step 6: Final answer
    x = 584,295.58

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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.