Home / 953,545.96-1,315,666.56-540,086.32

Finding the Fourth Proportional to 953,545.96, 1,315,666.56 and 540,086.32

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Solution

The fourth proportional to 953,545.96, 1,315,666.56 and 540,086.32 is: 745,190.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,545.96 : 1,315,666.56 = 540,086.32 : x
  2. Step 2: Convert to fraction form
    953,545.96/1,315,666.56 = 540,086.32/x
  3. Step 3: Cross multiply
    953,545.96x = 1,315,666.56 × 540,086.32
  4. Step 4: Simplify right side
    953,545.96x = 710,573,510,737.46
  5. Step 5: Solve for x
    x = 710,573,510,737.46/953,545.96
  6. Step 6: Final answer
    x = 745,190.63

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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.