Home / 707,082.40-1,060,688.40-286,271.20

Finding the Fourth Proportional to 707,082.40, 1,060,688.40 and 286,271.20

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Solution

The fourth proportional to 707,082.40, 1,060,688.40 and 286,271.20 is: 429,433.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,082.40 : 1,060,688.40 = 286,271.20 : x
  2. Step 2: Convert to fraction form
    707,082.40/1,060,688.40 = 286,271.20/x
  3. Step 3: Cross multiply
    707,082.40x = 1,060,688.40 × 286,271.20
  4. Step 4: Simplify right side
    707,082.40x = 303,644,541,094.08
  5. Step 5: Solve for x
    x = 303,644,541,094.08/707,082.40
  6. Step 6: Final answer
    x = 429,433.04

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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.