Home / 926,329.60-1,389,494.40-626,953.60

Finding the Fourth Proportional to 926,329.60, 1,389,494.40 and 626,953.60

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Solution

The fourth proportional to 926,329.60, 1,389,494.40 and 626,953.60 is: 940,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,329.60 : 1,389,494.40 = 626,953.60 : x
  2. Step 2: Convert to fraction form
    926,329.60/1,389,494.40 = 626,953.60/x
  3. Step 3: Cross multiply
    926,329.60x = 1,389,494.40 × 626,953.60
  4. Step 4: Simplify right side
    926,329.60x = 871,148,516,259.84
  5. Step 5: Solve for x
    x = 871,148,516,259.84/926,329.60
  6. Step 6: Final answer
    x = 940,430.40

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Half scale
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Double scale
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Similar ratio
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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.