Home / 736,929.60-1,106,560.80-559,636.80

Finding the Fourth Proportional to 736,929.60, 1,106,560.80 and 559,636.80

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Solution

The fourth proportional to 736,929.60, 1,106,560.80 and 559,636.80 is: 840,340.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,929.60 : 1,106,560.80 = 559,636.80 : x
  2. Step 2: Convert to fraction form
    736,929.60/1,106,560.80 = 559,636.80/x
  3. Step 3: Cross multiply
    736,929.60x = 1,106,560.80 × 559,636.80
  4. Step 4: Simplify right side
    736,929.60x = 619,272,145,117.44
  5. Step 5: Solve for x
    x = 619,272,145,117.44/736,929.60
  6. Step 6: Final answer
    x = 840,340.98

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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.