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Finding the Fourth Proportional to 607,002.10, 910,503.15 and 370,806.10

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Solution

The fourth proportional to 607,002.10, 910,503.15 and 370,806.10 is: 556,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,002.10 : 910,503.15 = 370,806.10 : x
  2. Step 2: Convert to fraction form
    607,002.10/910,503.15 = 370,806.10/x
  3. Step 3: Cross multiply
    607,002.10x = 910,503.15 × 370,806.10
  4. Step 4: Simplify right side
    607,002.10x = 337,620,122,089.22
  5. Step 5: Solve for x
    x = 337,620,122,089.22/607,002.10
  6. Step 6: Final answer
    x = 556,209.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.