Home / 912,442.38-1,368,963.43-373,152.31

Finding the Fourth Proportional to 912,442.38, 1,368,963.43 and 373,152.31

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Solution

The fourth proportional to 912,442.38, 1,368,963.43 and 373,152.31 is: 559,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,442.38 : 1,368,963.43 = 373,152.31 : x
  2. Step 2: Convert to fraction form
    912,442.38/1,368,963.43 = 373,152.31/x
  3. Step 3: Cross multiply
    912,442.38x = 1,368,963.43 × 373,152.31
  4. Step 4: Simplify right side
    912,442.38x = 510,831,866,210.02
  5. Step 5: Solve for x
    x = 510,831,866,210.02/912,442.38
  6. Step 6: Final answer
    x = 559,851.10

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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.