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Finding the Fourth Proportional to 622,801.04, 859,605.30 and 407,816.24

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Solution

The fourth proportional to 622,801.04, 859,605.30 and 407,816.24 is: 562,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,801.04 : 859,605.30 = 407,816.24 : x
  2. Step 2: Convert to fraction form
    622,801.04/859,605.30 = 407,816.24/x
  3. Step 3: Cross multiply
    622,801.04x = 859,605.30 × 407,816.24
  4. Step 4: Simplify right side
    622,801.04x = 350,561,001,330.07
  5. Step 5: Solve for x
    x = 350,561,001,330.07/622,801.04
  6. Step 6: Final answer
    x = 562,878.00

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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.