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Finding the Fourth Proportional to 565,631.40, 848,447.10 and 249,925.80

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Solution

The fourth proportional to 565,631.40, 848,447.10 and 249,925.80 is: 374,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,631.40 : 848,447.10 = 249,925.80 : x
  2. Step 2: Convert to fraction form
    565,631.40/848,447.10 = 249,925.80/x
  3. Step 3: Cross multiply
    565,631.40x = 848,447.10 × 249,925.80
  4. Step 4: Simplify right side
    565,631.40x = 212,048,820,225.18
  5. Step 5: Solve for x
    x = 212,048,820,225.18/565,631.40
  6. Step 6: Final answer
    x = 374,888.70

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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.