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Finding the Fourth Proportional to 440,362.04, 607,689.27 and 259,085.66

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Solution

The fourth proportional to 440,362.04, 607,689.27 and 259,085.66 is: 357,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,362.04 : 607,689.27 = 259,085.66 : x
  2. Step 2: Convert to fraction form
    440,362.04/607,689.27 = 259,085.66/x
  3. Step 3: Cross multiply
    440,362.04x = 607,689.27 × 259,085.66
  4. Step 4: Simplify right side
    440,362.04x = 157,443,572,554.42
  5. Step 5: Solve for x
    x = 157,443,572,554.42/440,362.04
  6. Step 6: Final answer
    x = 357,532.12

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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.