Home / 1,211,240.37-1,671,549.59-695,088.69

Finding the Fourth Proportional to 1,211,240.37, 1,671,549.59 and 695,088.69

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Solution

The fourth proportional to 1,211,240.37, 1,671,549.59 and 695,088.69 is: 959,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,240.37 : 1,671,549.59 = 695,088.69 : x
  2. Step 2: Convert to fraction form
    1,211,240.37/1,671,549.59 = 695,088.69/x
  3. Step 3: Cross multiply
    1,211,240.37x = 1,671,549.59 × 695,088.69
  4. Step 4: Simplify right side
    1,211,240.37x = 1,161,875,211,307.69
  5. Step 5: Solve for x
    x = 1,161,875,211,307.69/1,211,240.37
  6. Step 6: Final answer
    x = 959,244.13

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Double scale
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1.5x scale

Why These Related Problems?

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