Home / 879,473.60-1,319,210.40-599,537.60

Finding the Fourth Proportional to 879,473.60, 1,319,210.40 and 599,537.60

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Solution

The fourth proportional to 879,473.60, 1,319,210.40 and 599,537.60 is: 899,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,473.60 : 1,319,210.40 = 599,537.60 : x
  2. Step 2: Convert to fraction form
    879,473.60/1,319,210.40 = 599,537.60/x
  3. Step 3: Cross multiply
    879,473.60x = 1,319,210.40 × 599,537.60
  4. Step 4: Simplify right side
    879,473.60x = 790,916,237,111.04
  5. Step 5: Solve for x
    x = 790,916,237,111.04/879,473.60
  6. Step 6: Final answer
    x = 899,306.40

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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.