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Finding the Fourth Proportional to 581,606.60, 814,802.20 and 581,606.60

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Solution

The fourth proportional to 581,606.60, 814,802.20 and 581,606.60 is: 814,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,606.60 : 814,802.20 = 581,606.60 : x
  2. Step 2: Convert to fraction form
    581,606.60/814,802.20 = 581,606.60/x
  3. Step 3: Cross multiply
    581,606.60x = 814,802.20 × 581,606.60
  4. Step 4: Simplify right side
    581,606.60x = 473,894,337,214.52
  5. Step 5: Solve for x
    x = 473,894,337,214.52/581,606.60
  6. Step 6: Final answer
    x = 814,802.20

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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.