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Finding the Fourth Proportional to 556,253.80, 833,766.30 and 307,114.60

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Solution

The fourth proportional to 556,253.80, 833,766.30 and 307,114.60 is: 460,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,253.80 : 833,766.30 = 307,114.60 : x
  2. Step 2: Convert to fraction form
    556,253.80/833,766.30 = 307,114.60/x
  3. Step 3: Cross multiply
    556,253.80x = 833,766.30 × 307,114.60
  4. Step 4: Simplify right side
    556,253.80x = 256,061,803,717.98
  5. Step 5: Solve for x
    x = 256,061,803,717.98/556,253.80
  6. Step 6: Final answer
    x = 460,332.68

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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.