Home / 1,009,417.52-1,392,947-601,510.28

Finding the Fourth Proportional to 1,009,417.52, 1,392,947 and 601,510.28

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Solution

The fourth proportional to 1,009,417.52, 1,392,947 and 601,510.28 is: 830,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,417.52 : 1,392,947 = 601,510.28 : x
  2. Step 2: Convert to fraction form
    1,009,417.52/1,392,947 = 601,510.28/x
  3. Step 3: Cross multiply
    1,009,417.52x = 1,392,947 × 601,510.28
  4. Step 4: Simplify right side
    1,009,417.52x = 837,871,939,995.16
  5. Step 5: Solve for x
    x = 837,871,939,995.16/1,009,417.52
  6. Step 6: Final answer
    x = 830,054.88

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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.