Home / 674,916.70-1,013,031.15-409,196.20

Finding the Fourth Proportional to 674,916.70, 1,013,031.15 and 409,196.20

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Solution

The fourth proportional to 674,916.70, 1,013,031.15 and 409,196.20 is: 614,192.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,916.70 : 1,013,031.15 = 409,196.20 : x
  2. Step 2: Convert to fraction form
    674,916.70/1,013,031.15 = 409,196.20/x
  3. Step 3: Cross multiply
    674,916.70x = 1,013,031.15 × 409,196.20
  4. Step 4: Simplify right side
    674,916.70x = 414,528,497,061.63
  5. Step 5: Solve for x
    x = 414,528,497,061.63/674,916.70
  6. Step 6: Final answer
    x = 614,192.09

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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.