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Finding the Fourth Proportional to 599,314,980.80, 897,460,816.80 and 478,382,628.80

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Solution

The fourth proportional to 599,314,980.80, 897,460,816.80 and 478,382,628.80 is: 716,367,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,314,980.80 : 897,460,816.80 = 478,382,628.80 : x
  2. Step 2: Convert to fraction form
    599,314,980.80/897,460,816.80 = 478,382,628.80/x
  3. Step 3: Cross multiply
    599,314,980.80x = 897,460,816.80 × 478,382,628.80
  4. Step 4: Simplify right side
    599,314,980.80x = 429,329,664,785,779,200
  5. Step 5: Solve for x
    x = 429,329,664,785,779,200/599,314,980.80
  6. Step 6: Final answer
    x = 716,367,316.92

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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.