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Finding the Fourth Proportional to 614,563.40, 926,763.12 and 606,148.92

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Solution

The fourth proportional to 614,563.40, 926,763.12 and 606,148.92 is: 914,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,563.40 : 926,763.12 = 606,148.92 : x
  2. Step 2: Convert to fraction form
    614,563.40/926,763.12 = 606,148.92/x
  3. Step 3: Cross multiply
    614,563.40x = 926,763.12 × 606,148.92
  4. Step 4: Simplify right side
    614,563.40x = 561,756,464,283.83
  5. Step 5: Solve for x
    x = 561,756,464,283.83/614,563.40
  6. Step 6: Final answer
    x = 914,074.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.