Home / 738,532.80-1,107,130.95-514,000.80

Finding the Fourth Proportional to 738,532.80, 1,107,130.95 and 514,000.80

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Solution

The fourth proportional to 738,532.80, 1,107,130.95 and 514,000.80 is: 770,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,532.80 : 1,107,130.95 = 514,000.80 : x
  2. Step 2: Convert to fraction form
    738,532.80/1,107,130.95 = 514,000.80/x
  3. Step 3: Cross multiply
    738,532.80x = 1,107,130.95 × 514,000.80
  4. Step 4: Simplify right side
    738,532.80x = 569,066,194,004.76
  5. Step 5: Solve for x
    x = 569,066,194,004.76/738,532.80
  6. Step 6: Final answer
    x = 770,536.11

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Double scale
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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.