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Finding the Fourth Proportional to 242,802.30, 363,875.40 and 162,612.30

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Solution

The fourth proportional to 242,802.30, 363,875.40 and 162,612.30 is: 243,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,802.30 : 363,875.40 = 162,612.30 : x
  2. Step 2: Convert to fraction form
    242,802.30/363,875.40 = 162,612.30/x
  3. Step 3: Cross multiply
    242,802.30x = 363,875.40 × 162,612.30
  4. Step 4: Simplify right side
    242,802.30x = 59,170,615,707.42
  5. Step 5: Solve for x
    x = 59,170,615,707.42/242,802.30
  6. Step 6: Final answer
    x = 243,698.74

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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.