Home / 1,184,133.10-1,776,430.05-342,712.30

Finding the Fourth Proportional to 1,184,133.10, 1,776,430.05 and 342,712.30

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Solution

The fourth proportional to 1,184,133.10, 1,776,430.05 and 342,712.30 is: 514,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,133.10 : 1,776,430.05 = 342,712.30 : x
  2. Step 2: Convert to fraction form
    1,184,133.10/1,776,430.05 = 342,712.30/x
  3. Step 3: Cross multiply
    1,184,133.10x = 1,776,430.05 × 342,712.30
  4. Step 4: Simplify right side
    1,184,133.10x = 608,804,428,224.62
  5. Step 5: Solve for x
    x = 608,804,428,224.62/1,184,133.10
  6. Step 6: Final answer
    x = 514,135.13

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Double scale
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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.