Home / 858,303.39-1,184,337.72-514,058.70

Finding the Fourth Proportional to 858,303.39, 1,184,337.72 and 514,058.70

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Solution

The fourth proportional to 858,303.39, 1,184,337.72 and 514,058.70 is: 709,328.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,303.39 : 1,184,337.72 = 514,058.70 : x
  2. Step 2: Convert to fraction form
    858,303.39/1,184,337.72 = 514,058.70/x
  3. Step 3: Cross multiply
    858,303.39x = 1,184,337.72 × 514,058.70
  4. Step 4: Simplify right side
    858,303.39x = 608,819,108,704.16
  5. Step 5: Solve for x
    x = 608,819,108,704.16/858,303.39
  6. Step 6: Final answer
    x = 709,328.56

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Double scale
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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.