Home / 913,010.16-1,369,992.84-373,666.80

Finding the Fourth Proportional to 913,010.16, 1,369,992.84 and 373,666.80

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Solution

The fourth proportional to 913,010.16, 1,369,992.84 and 373,666.80 is: 560,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,010.16 : 1,369,992.84 = 373,666.80 : x
  2. Step 2: Convert to fraction form
    913,010.16/1,369,992.84 = 373,666.80/x
  3. Step 3: Cross multiply
    913,010.16x = 1,369,992.84 × 373,666.80
  4. Step 4: Simplify right side
    913,010.16x = 511,920,840,545.71
  5. Step 5: Solve for x
    x = 511,920,840,545.71/913,010.16
  6. Step 6: Final answer
    x = 560,695.67

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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.