Home / 404,916.20-607,547.10-194,445.80

Finding the Fourth Proportional to 404,916.20, 607,547.10 and 194,445.80

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Solution

The fourth proportional to 404,916.20, 607,547.10 and 194,445.80 is: 291,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,916.20 : 607,547.10 = 194,445.80 : x
  2. Step 2: Convert to fraction form
    404,916.20/607,547.10 = 194,445.80/x
  3. Step 3: Cross multiply
    404,916.20x = 607,547.10 × 194,445.80
  4. Step 4: Simplify right side
    404,916.20x = 118,134,981,897.18
  5. Step 5: Solve for x
    x = 118,134,981,897.18/404,916.20
  6. Step 6: Final answer
    x = 291,751.68

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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.