Home / 563,292.18-777,082.62-498,827.10

Finding the Fourth Proportional to 563,292.18, 777,082.62 and 498,827.10

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Solution

The fourth proportional to 563,292.18, 777,082.62 and 498,827.10 is: 688,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,292.18 : 777,082.62 = 498,827.10 : x
  2. Step 2: Convert to fraction form
    563,292.18/777,082.62 = 498,827.10/x
  3. Step 3: Cross multiply
    563,292.18x = 777,082.62 × 498,827.10
  4. Step 4: Simplify right side
    563,292.18x = 387,629,869,795.00
  5. Step 5: Solve for x
    x = 387,629,869,795.00/563,292.18
  6. Step 6: Final answer
    x = 688,150.63

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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.