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Finding the Fourth Proportional to 480,303.33, 719,864.50 and 269,498.40

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Solution

The fourth proportional to 480,303.33, 719,864.50 and 269,498.40 is: 403,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,303.33 : 719,864.50 = 269,498.40 : x
  2. Step 2: Convert to fraction form
    480,303.33/719,864.50 = 269,498.40/x
  3. Step 3: Cross multiply
    480,303.33x = 719,864.50 × 269,498.40
  4. Step 4: Simplify right side
    480,303.33x = 194,002,330,966.80
  5. Step 5: Solve for x
    x = 194,002,330,966.80/480,303.33
  6. Step 6: Final answer
    x = 403,916.27

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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.