Home / 686,935.15-946,875.17-541,503.77

Finding the Fourth Proportional to 686,935.15, 946,875.17 and 541,503.77

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Solution

The fourth proportional to 686,935.15, 946,875.17 and 541,503.77 is: 746,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,935.15 : 946,875.17 = 541,503.77 : x
  2. Step 2: Convert to fraction form
    686,935.15/946,875.17 = 541,503.77/x
  3. Step 3: Cross multiply
    686,935.15x = 946,875.17 × 541,503.77
  4. Step 4: Simplify right side
    686,935.15x = 512,736,470,893.78
  5. Step 5: Solve for x
    x = 512,736,470,893.78/686,935.15
  6. Step 6: Final answer
    x = 746,411.76

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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.