Home / 977,623.01-1,349,099.41-536,091.40

Finding the Fourth Proportional to 977,623.01, 1,349,099.41 and 536,091.40

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Solution

The fourth proportional to 977,623.01, 1,349,099.41 and 536,091.40 is: 739,794.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,623.01 : 1,349,099.41 = 536,091.40 : x
  2. Step 2: Convert to fraction form
    977,623.01/1,349,099.41 = 536,091.40/x
  3. Step 3: Cross multiply
    977,623.01x = 1,349,099.41 × 536,091.40
  4. Step 4: Simplify right side
    977,623.01x = 723,240,591,446.07
  5. Step 5: Solve for x
    x = 723,240,591,446.07/977,623.01
  6. Step 6: Final answer
    x = 739,794.98

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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.