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Finding the Fourth Proportional to 623,824.70, 933,987.45 and 606,328.70

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Solution

The fourth proportional to 623,824.70, 933,987.45 and 606,328.70 is: 907,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,824.70 : 933,987.45 = 606,328.70 : x
  2. Step 2: Convert to fraction form
    623,824.70/933,987.45 = 606,328.70/x
  3. Step 3: Cross multiply
    623,824.70x = 933,987.45 × 606,328.70
  4. Step 4: Simplify right side
    623,824.70x = 566,303,396,374.82
  5. Step 5: Solve for x
    x = 566,303,396,374.82/623,824.70
  6. Step 6: Final answer
    x = 907,792.52

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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.