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Finding the Fourth Proportional to 914,041.76, 1,260,698 and 591,503.04

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Solution

The fourth proportional to 914,041.76, 1,260,698 and 591,503.04 is: 815,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,041.76 : 1,260,698 = 591,503.04 : x
  2. Step 2: Convert to fraction form
    914,041.76/1,260,698 = 591,503.04/x
  3. Step 3: Cross multiply
    914,041.76x = 1,260,698 × 591,503.04
  4. Step 4: Simplify right side
    914,041.76x = 745,706,699,521.92
  5. Step 5: Solve for x
    x = 745,706,699,521.92/914,041.76
  6. Step 6: Final answer
    x = 815,834.39

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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.