Home / 440,946.63-608,488.72-259,666.20

Finding the Fourth Proportional to 440,946.63, 608,488.72 and 259,666.20

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Solution

The fourth proportional to 440,946.63, 608,488.72 and 259,666.20 is: 358,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,946.63 : 608,488.72 = 259,666.20 : x
  2. Step 2: Convert to fraction form
    440,946.63/608,488.72 = 259,666.20/x
  3. Step 3: Cross multiply
    440,946.63x = 608,488.72 × 259,666.20
  4. Step 4: Simplify right side
    440,946.63x = 158,003,953,665.26
  5. Step 5: Solve for x
    x = 158,003,953,665.26/440,946.63
  6. Step 6: Final answer
    x = 358,328.97

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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.