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Finding the Fourth Proportional to 480,094.71, 720,594 and 243,607.11

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Solution

The fourth proportional to 480,094.71, 720,594 and 243,607.11 is: 365,639.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,094.71 : 720,594 = 243,607.11 : x
  2. Step 2: Convert to fraction form
    480,094.71/720,594 = 243,607.11/x
  3. Step 3: Cross multiply
    480,094.71x = 720,594 × 243,607.11
  4. Step 4: Simplify right side
    480,094.71x = 175,541,821,823.34
  5. Step 5: Solve for x
    x = 175,541,821,823.34/480,094.71
  6. Step 6: Final answer
    x = 365,639.98

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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.