Home / 742,576.23-1,024,752.60-403,044.48

Finding the Fourth Proportional to 742,576.23, 1,024,752.60 and 403,044.48

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Solution

The fourth proportional to 742,576.23, 1,024,752.60 and 403,044.48 is: 556,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,576.23 : 1,024,752.60 = 403,044.48 : x
  2. Step 2: Convert to fraction form
    742,576.23/1,024,752.60 = 403,044.48/x
  3. Step 3: Cross multiply
    742,576.23x = 1,024,752.60 × 403,044.48
  4. Step 4: Simplify right side
    742,576.23x = 413,020,878,795.65
  5. Step 5: Solve for x
    x = 413,020,878,795.65/742,576.23
  6. Step 6: Final answer
    x = 556,199.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.