Home / 626,748.76-938,044.14-570,718.36

Finding the Fourth Proportional to 626,748.76, 938,044.14 and 570,718.36

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Solution

The fourth proportional to 626,748.76, 938,044.14 and 570,718.36 is: 854,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,748.76 : 938,044.14 = 570,718.36 : x
  2. Step 2: Convert to fraction form
    626,748.76/938,044.14 = 570,718.36/x
  3. Step 3: Cross multiply
    626,748.76x = 938,044.14 × 570,718.36
  4. Step 4: Simplify right side
    626,748.76x = 535,359,013,188.41
  5. Step 5: Solve for x
    x = 535,359,013,188.41/626,748.76
  6. Step 6: Final answer
    x = 854,184.40

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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.