Home / 1,048,216.80-1,572,325.20-290,056.80

Finding the Fourth Proportional to 1,048,216.80, 1,572,325.20 and 290,056.80

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Solution

The fourth proportional to 1,048,216.80, 1,572,325.20 and 290,056.80 is: 435,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,216.80 : 1,572,325.20 = 290,056.80 : x
  2. Step 2: Convert to fraction form
    1,048,216.80/1,572,325.20 = 290,056.80/x
  3. Step 3: Cross multiply
    1,048,216.80x = 1,572,325.20 × 290,056.80
  4. Step 4: Simplify right side
    1,048,216.80x = 456,063,616,071.36
  5. Step 5: Solve for x
    x = 456,063,616,071.36/1,048,216.80
  6. Step 6: Final answer
    x = 435,085.20

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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.