Home / 758,916.56-1,047,345.16-436,675.60

Finding the Fourth Proportional to 758,916.56, 1,047,345.16 and 436,675.60

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Solution

The fourth proportional to 758,916.56, 1,047,345.16 and 436,675.60 is: 602,635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,916.56 : 1,047,345.16 = 436,675.60 : x
  2. Step 2: Convert to fraction form
    758,916.56/1,047,345.16 = 436,675.60/x
  3. Step 3: Cross multiply
    758,916.56x = 1,047,345.16 × 436,675.60
  4. Step 4: Simplify right side
    758,916.56x = 457,350,076,150.10
  5. Step 5: Solve for x
    x = 457,350,076,150.10/758,916.56
  6. Step 6: Final answer
    x = 602,635.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.