Home / 734,117.60-1,101,824.40-434,223.20

Finding the Fourth Proportional to 734,117.60, 1,101,824.40 and 434,223.20

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Solution

The fourth proportional to 734,117.60, 1,101,824.40 and 434,223.20 is: 651,718.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,117.60 : 1,101,824.40 = 434,223.20 : x
  2. Step 2: Convert to fraction form
    734,117.60/1,101,824.40 = 434,223.20/x
  3. Step 3: Cross multiply
    734,117.60x = 1,101,824.40 × 434,223.20
  4. Step 4: Simplify right side
    734,117.60x = 478,437,716,806.08
  5. Step 5: Solve for x
    x = 478,437,716,806.08/734,117.60
  6. Step 6: Final answer
    x = 651,718.09

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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.