Home / 377,554.04-521,034.90-207,798.56

Finding the Fourth Proportional to 377,554.04, 521,034.90 and 207,798.56

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Solution

The fourth proportional to 377,554.04, 521,034.90 and 207,798.56 is: 286,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,554.04 : 521,034.90 = 207,798.56 : x
  2. Step 2: Convert to fraction form
    377,554.04/521,034.90 = 207,798.56/x
  3. Step 3: Cross multiply
    377,554.04x = 521,034.90 × 207,798.56
  4. Step 4: Simplify right side
    377,554.04x = 108,270,301,929.74
  5. Step 5: Solve for x
    x = 108,270,301,929.74/377,554.04
  6. Step 6: Final answer
    x = 286,767.70

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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.