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Finding the Fourth Proportional to 575,999.40, 807,228.60 and 575,999.40

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Solution

The fourth proportional to 575,999.40, 807,228.60 and 575,999.40 is: 807,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,999.40 : 807,228.60 = 575,999.40 : x
  2. Step 2: Convert to fraction form
    575,999.40/807,228.60 = 575,999.40/x
  3. Step 3: Cross multiply
    575,999.40x = 807,228.60 × 575,999.40
  4. Step 4: Simplify right side
    575,999.40x = 464,963,189,262.84
  5. Step 5: Solve for x
    x = 464,963,189,262.84/575,999.40
  6. Step 6: Final answer
    x = 807,228.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.