Home / 410,916.20-616,547.10-224,061.80

Finding the Fourth Proportional to 410,916.20, 616,547.10 and 224,061.80

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Solution

The fourth proportional to 410,916.20, 616,547.10 and 224,061.80 is: 336,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,916.20 : 616,547.10 = 224,061.80 : x
  2. Step 2: Convert to fraction form
    410,916.20/616,547.10 = 224,061.80/x
  3. Step 3: Cross multiply
    410,916.20x = 616,547.10 × 224,061.80
  4. Step 4: Simplify right side
    410,916.20x = 138,144,653,010.78
  5. Step 5: Solve for x
    x = 138,144,653,010.78/410,916.20
  6. Step 6: Final answer
    x = 336,186.92

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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.