Home / 711,624.20-1,064,844.30-525,000.20

Finding the Fourth Proportional to 711,624.20, 1,064,844.30 and 525,000.20

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Solution

The fourth proportional to 711,624.20, 1,064,844.30 and 525,000.20 is: 785,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,624.20 : 1,064,844.30 = 525,000.20 : x
  2. Step 2: Convert to fraction form
    711,624.20/1,064,844.30 = 525,000.20/x
  3. Step 3: Cross multiply
    711,624.20x = 1,064,844.30 × 525,000.20
  4. Step 4: Simplify right side
    711,624.20x = 559,043,470,468.86
  5. Step 5: Solve for x
    x = 559,043,470,468.86/711,624.20
  6. Step 6: Final answer
    x = 785,588.05

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1.5x scale

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.