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Finding the Fourth Proportional to 232,300.80, 348,580.80 and 99,158.40

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Solution

The fourth proportional to 232,300.80, 348,580.80 and 99,158.40 is: 148,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,300.80 : 348,580.80 = 99,158.40 : x
  2. Step 2: Convert to fraction form
    232,300.80/348,580.80 = 99,158.40/x
  3. Step 3: Cross multiply
    232,300.80x = 348,580.80 × 99,158.40
  4. Step 4: Simplify right side
    232,300.80x = 34,564,714,398.72
  5. Step 5: Solve for x
    x = 34,564,714,398.72/232,300.80
  6. Step 6: Final answer
    x = 148,792.92

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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.