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Finding the Fourth Proportional to 633,359.04, 874,002.96 and 346,823.70

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Solution

The fourth proportional to 633,359.04, 874,002.96 and 346,823.70 is: 478,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,359.04 : 874,002.96 = 346,823.70 : x
  2. Step 2: Convert to fraction form
    633,359.04/874,002.96 = 346,823.70/x
  3. Step 3: Cross multiply
    633,359.04x = 874,002.96 × 346,823.70
  4. Step 4: Simplify right side
    633,359.04x = 303,124,940,398.15
  5. Step 5: Solve for x
    x = 303,124,940,398.15/633,359.04
  6. Step 6: Final answer
    x = 478,598.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.