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Finding the Fourth Proportional to 532,369.40, 798,554.10 and 488,823.80

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Solution

The fourth proportional to 532,369.40, 798,554.10 and 488,823.80 is: 733,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,369.40 : 798,554.10 = 488,823.80 : x
  2. Step 2: Convert to fraction form
    532,369.40/798,554.10 = 488,823.80/x
  3. Step 3: Cross multiply
    532,369.40x = 798,554.10 × 488,823.80
  4. Step 4: Simplify right side
    532,369.40x = 390,352,249,667.58
  5. Step 5: Solve for x
    x = 390,352,249,667.58/532,369.40
  6. Step 6: Final answer
    x = 733,235.70

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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.